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ekShiksha : Interactive Learning

  Title Level
  sea breeze  more Gaurav Sood 7
  cyclones and anticyclones  more Gaurav Sood 7
  hot air rises up  more Gaurav Sood 7
  monsoons  more Gaurav Sood 7
  tornados  more Gaurav Sood 7
  anemometer  more Gaurav Sood 7
  Stem cutting method in Rose Plant  more Sivaramakrishna Kuntamukkala 7
  Vegetative propagation in Potato  more Sivaramakrishna Kuntamukkala 7
  Vegetative propagation in Ginger  more Sivaramakrishna Kuntamukkala 7
  Various Parts of the Flower  more Sivaramakrishna Kuntamukkala 7
  Self Pollination and Cross Pollination  more Sivaramakrishna Kuntamukkala 7
  Binary Fission in Organisms  more Sivaramakrishna Kuntamukkala 7
  Labelling the Fertilization Diagram  more Sivaramakrishna Kuntamukkala 7
  Types of Pollination  more Sivaramakrishna Kuntamukkala 7
  Reproduction in Bryophyllum by leaves  more Sivaramakrishna Kuntamukkala 7
  Spore Formation in Fungi  more Sivaramakrishna Kuntamukkala 7
  Climate zones 7 not yet submitted  more Vamsi Yadav.Chavali 7
  Natural Habitat of animals in india  more Vamsi Yadav.Chavali 7
  Habitat characteristics  more Vamsi Yadav.Chavali 7
  Animal adaptation characteristics  more Vamsi Yadav.Chavali 7
  Migration of birds  more Vamsi Yadav.Chavali 7
  Weather information  more Vamsi Yadav.Chavali 7
  Circulatory system  more Vamsi Yadav.Chavali 7
  Flow of water in plants in xylem  more Vamsi Yadav.Chavali 7
  Transportation of water in minerals and plants  more Vamsi Yadav.Chavali 7
  Circulatory System  more Vamsi Yadav.Chavali 7
  Heart Beat Tabulation  more Vamsi Yadav.Chavali 7
  Excretory system  more Vamsi Yadav.Chavali 7
  The Respiratory Model  more Namita Prawal 7
  Effect of breathing on limewater  more Namita Prawal 7
  What breathes through what?  more Namita Prawal 7
  Labelling the parts of Respiratory System  more Namita Prawal 7
  Breathing Rate  more Namita Prawal 7
  Stomata in plants  more Namita Prawal 7
  Layers of soil  more Vasini Chandrasekaran 7
  Soil profile  more Vasini Chandrasekaran 7
  Removing moisture from the soil  more Vasini Chandrasekaran 7
  Photo-tropism in plants  more Vasini Chandrasekaran 7
  unicellular organisms with microscope  more Gaurav Sood 8
  unicellular organisms without microscope  more Gaurav Sood 8
  plant cell  more Gaurav Sood 8
  animal cell  more Gaurav Sood 8
  constuct a cell  more Gaurav Sood 8
  human cheek cell  more Gaurav Sood 8
  Deforestation: Man made or Natural  more Sivaramakrishna Kuntamukkala 8
  National Parks, Wild life Sanctuaries and Biosphere Reserves  more Sivaramakrishna Kuntamukkala 8
  Endemic Plants of Our Country  more Sivaramakrishna Kuntamukkala 8
  Endemic Animals of Our Country  more Sivaramakrishna Kuntamukkala 8
  Animal life in ZOO and Forest  more Sivaramakrishna Kuntamukkala 8
  Locations of National Parks in India  more Sivaramakrishna Kuntamukkala 8
  Animal Kingdom tree model  more Sivaramakrishna Kuntamukkala 9
  Plant Kingdom Tree model  more Sivaramakrishna Kuntamukkala 9
  Monocot and Dicot Seeds  more Sivaramakrishna Kuntamukkala 9
  Five Kingdom Classification Tree Model  more Sivaramakrishna Kuntamukkala 9
  Angiosperms : The Flowering Plants  more Sivaramakrishna Kuntamukkala 9
  Unicellular Organisms  more Sivaramakrishna Kuntamukkala 9
  Plant tissues  more Vamsi Yadav.Chavali 9
  Labelling plant tissues  more Vamsi Yadav.Chavali 9
  Animal tissues  more Vamsi Yadav.Chavali 9
  Tissues Labelling animal tissues  more Vamsi Yadav.Chavali 9
  Tissues Section of stem  more Vamsi Yadav.Chavali 9
  Neuron and its parts  more Vamsi Yadav.Chavali 9
  Neuron quiz  more Vamsi Yadav.Chavali 9
  Study of Compound Microscope  more Namita Prawal 9
  Types of body cells  more Namita Prawal 9
  Labelling the parts of Compound Microscope  more Namita Prawal 9
  Osmosis  more Namita Prawal 9
  Experiment to observe the cells in an onion peel  more Namita Prawal 9
  Construct a cell  more Namita Prawal 9
  starch test  more Gaurav Sood 10
  photosynthesis  more Gaurav Sood 10
  flow of water in plants through xylem  more Gaurav Sood 10
  stomata in plants  more Gaurav Sood 10
  circulatory system  more Gaurav Sood 10
  effect of breathing on lime water  more Gaurav Sood 10
  Scientists and their contribution  more Namita Prawal 10
  Sex Determination  more Namita Prawal 10
  Variations in a population  more Namita Prawal 10
  Formation of fossils  more Namita Prawal 10
  Analogous and homologous organs  more Namita Prawal 10
  Evolution of organisms  more Namita Prawal 10
  Neuron  more Vasini Chandrasekaran 10
  Neuron parts- description  more Vasini Chandrasekaran 10
  Human brain  more Vasini Chandrasekaran 10
  Human brain- description  more Vasini Chandrasekaran 10
  Touch me not- the sensitive plant  more Vasini Chandrasekaran 10
  Binary fission in amoeba  more Vasini Chandrasekaran 10
  Multiple fission in plasmodium  more Vasini Chandrasekaran 10
  Regenration in planaria  more Vasini Chandrasekaran 10
  Budding in hydra  more Vasini Chandrasekaran 10
  Leaf of Bryophyllum with buds  more Vasini Chandrasekaran 10
  Spore formation in Rhizopus  more Vasini Chandrasekaran 10
  Various Parts of the Flower  more Vasini Chandrasekaran 10
  Germination of pollen on stigma  more Vasini Chandrasekaran 10
  Self Pollination and Cross Pollination  more Vasini Chandrasekaran 10
  Types of Pollination  more Vasini Chandrasekaran 10
  Human–Male reproductive system  more Vasini Chandrasekaran 10
  Human–Female reproductive system  more Vasini Chandrasekaran 10
  Conductors and insulators   more Harsh Agarwal 6
  Electric appliances  more Harsh Agarwal 6
  Electric cell  more Harsh Agarwal 6
  Electric bulb  more Harsh Agarwal 6
  Electric bulb types  more Harsh Agarwal 6
  Electric switch   more Harsh Agarwal 6
  Electric flashlight   more Harsh Agarwal 6
  Simple railway signal  more Sudhanshu Verma 7
  Magnetic effect of electric current  more Sudhanshu Verma 7
  Basic electromagnet  more Sudhanshu Verma 7
  Basic electric bell  more Sudhanshu Verma 7
  Heating effect of electricity  more Roshan Piyush 7
  Melting delicate wires  more Roshan Piyush 7
  Electric fuses  more Roshan Piyush 7
  Experiment charging by rubbing  more Deepak Agarwal 8
  Simple electroscope  more Deepak Agarwal 8
  Electricity through liquids   more Satya Prakash 8
  LED testers  more Satya Prakash 8
  Magnetic effect tester   more Satya Prakash 8
  Electricity through water   more Satya Prakash 8
  Electricity through solutions   more Satya Prakash 8
  Basic chemical effect of electric current   more Satya Prakash 8
  Chemical effect of electric current on potato  more Satya Prakash 8
  Basic electroplating with carbon rod  more Satya Prakash 8
  The DC circuit laboratory  more Naveen Kumar, Md.Faizan Ali 10
  The AC circuit laboratory  more Shobhit Srivastava, Vighnesh Birodkar 10
  Calculating charge flowing through circuit  more Rabart Kurrey 10
  Velocity of electrons  more Rabart Kurrey 10
  Current and water flow  more Rabart Kurrey 10
  Work done in moving charge  more Rabart Kurrey 10
  Ohm’s law experiment  more Aaquib Ishtiyaq 10
  Current through bulbs of different wattage  more Aaquib Ishtiyaq 10
  Current through wires of different length  more Aaquib Ishtiyaq 10
  Current through wires of different radius  more Aaquib Ishtiyaq 10
  Current through wires of different material  more Aaquib Ishtiyaq 10
  Resistances in series  more Naveenkumar Chittipolu, Shivakumar Kanneboina 10
  Resistances in parallel  more Naveenkumar Chittipolu, Shivakumar Kanneboina 10
  Combining large and small resistances  more Naveenkumar Chittipolu, Shivakumar Kanneboina 10
  Build circuit of required resistance from given resistors  more Naveenkumar Chittipolu, Shivakumar Kanneboina 10
  Heating calculations of electric current  more Naveenkumar Chittipolu, Shivakumar Kanneboina 10
  Simple power (wattage) calculations  more Naveenkumar Chittipolu, Shivakumar Kanneboina 10
  Charged Balls Suspended By Silk Thread  more Vikas Dangi 11
  Coloumbs Law  more Vikas Dangi 11
  Coloumbs Law  more Vikas Dangi 11
  Electroscope  more Sunil Kumar 11
  Two Point Charge  more Nitesh Kumar 11
  Attraction and Repulsion of Charges  more Tushar Tiwari 12
  Attraction and Repulsion of Charges  more Tushar Tiwari 12
  Charged Particle in Electric field  more Rajat Shah 12
  Electric Motor  more Surbhi Mahajan 12
  Equality of Induced Charge  more Jaimin Gandhi 12
  Exchange of Charges  more Zainab Mhowwala 12
  Field Line  more Nishkarsh Prakash 12
  Induction Of Charge  more Vikas Dangi 12
  Magnetization Of Current  more Nikhil Choudhary 12
  Motion of Charged Particle in Electric Feild  more Nitesh Kumar 12
  Wheat Stone Bridge  more Ankit Chandra 12
  Coulombs Law  more Ishi Khamesra 12
  electric field  more Ishi Khamesra 12
  Electric Flux  more Ishi Khamesra 12
  Potential difference in a uniform electric field  more Ishi Khamesra 12
  Electric Potential  more Ishi Khamesra 12
  Nature of Charges  more Ishi Khamesra 12
  The magnetic effects library  more Gurleen Kaur -1
  Magnetic appliances  more Gurleen Kaur 6
  Magnetic and non magnetic materials   more Gurleen Kaur 6
  Magnetic poles of common magnets   more Gurleen Kaur 6
  Magnetic direction   more Gurleen Kaur 6
  Magnetic compass   more Gurleen Kaur 6
  Rotating a magnet  more Gurleen Kaur 6
  The magnetic effects library  more Dhruv Joshi, Manisha Choudhury 10
  Electric generator  more Gurleen Kaur 10
  Domestic electric circuit  more Gurleen Kaur 10
  Magnetic field due to a current carrying conductor   more Gurleen Kaur 10
  Electric motor  more Gurleen Kaur 10
  Measuring length with feet  more Vishal Pandey 6
  Measuring length with hands   more Vishal Pandey 6
  Types of motion  more Vishal Pandey 6
  Which is faster (same time test)  more Ishti Gupta, Pranjal Bhown 7
  Simple pendulum  more Ishti Gupta, Pranjal Bhown 7
  Time period of a simple pendulum  more Ishti Gupta, Pranjal Bhown 7
  Measuring speed of a ball  more Ishti Gupta, Pranjal Bhown 7
  Distance Time Graph  more Avinash Awate 7
  Line charts simplified  more Vishal Pandey 7
  Distance time graph demonstration  more Vishal Pandey 7
  Distance time graph – choosing scales  more Vishal Pandey 7
  Uniform motion demonstrated  more Vishal Pandey 7
  Which is faster (same time test)  more Vishal Pandey 7
  Which is faster (same distance test)  more Vishal Pandey 7
  Measuring average speed  more Vishal Pandey 7
  Simple pendulum  more Vishal Pandey 7
  Time period of a simple pendulum  more Vishal Pandey 7
  Measuring speed of a ball  more Vishal Pandey 7
  Bar graphs simplified  more Vishal Pandey 7
  Pie charts simplified  more Vishal Pandey 7
  Distance time graph – choosing scales  more Ishti Gupta, Pranjal Bhown 7
  Liquid seeks it’s own level  more Amit Bhatti 8
  Liquid exerts pressure at bottom  more Amit Bhatti 8
  Liquid exerts pressure at side  more Amit Bhatti 8
  Liquid exerts equal pressure at equal depth  more Amit Bhatti 8
  Force can change direction of speed  more Shubham Utwal 8
  Non contact forces  more Rakesh Ambastha 8
  Friction - good and bad  more Shreshtha Pankaj 8
  Multiple forces – direction and result  more Ravichandran Aditya 8
  Friction force illustrated  more Ravichandran Aditya 8
  Friction and surface type  more Ravichandran Aditya 8
  Types of friction  more Ravichandran Aditya 8
  Liquid seeks it’s own level  more P.B.Krishna Chaitanya 8
  Liquid exerts pressure at bottom   more P.B.Krishna Chaitanya 8
  Liquid exerts pressure at side   more P.B.Krishna Chaitanya 8
  Liquid exerts equal pressure at equal depth   more P.B.Krishna Chaitanya 8
  Multiple forces – direction and result   more Lava Raja 8
  Friction force illustrated   more Lava Raja 8
  Friction and surface type   more Lava Raja 8
  Types of friction  more Lava Raja 8
  Stool in the sand  more Sneha Kamath 8
  Force can change shape  more Sneha Kamath 8
  Friction - good and bad  more Lava Raja 8
  Types of accelerations  more Siddhant Zawar, Prashant Aher 9
  Velocity time graph of uniform acceleration motion  more Siddhant Zawar, Prashant Aher 9
  Mechanical – potential plus kinetic - energy  more Ankur Bhardwaj, Basav Singh 9
  Potential to kinetic energy conversion  more Abhinav Puri, Rajeev Kumar 9
  Work or no work (examples)  more Ankur Bhardwaj, Basav Singh 9
  Negative work calculations  more Ankur Bhardwaj, Basav Singh 9
  Sources of energy  more Abhinav Puri, Rajeev Kumar 9
  Kinetic energy  more Abhinav Puri, Rajeev Kumar 9
  Kinetic energy problems  more Ankur Bhardwaj, Basav Singh 9
  Potential energy - spring  more Ankur Bhardwaj, Basav Singh 9
  Potential energy - elasticity  more Ankur Bhardwaj, Basav Singh 9
  Potential energy - gravity  more Ankur Bhardwaj, Basav Singh 9
  Liquid pressure – hydraulic press  more Amit Bhatti 9
  Circular motion – centripetal force  more Zeel Shah 9
  Simple power examples  more Hitesh Yadav, Ashwini Sharnagat 9
  Simple electrical energy examples  more Hitesh Yadav, Ashwini Sharnagat 9
  Distance time graph demonstration  more Ishti Gupta, Pranjal Bhown 9
  Which is faster ( same distance test)  more Ishti Gupta, Pranjal Bhown 9
  Measuring speed (Cricket ball)  more Upendra Ghintala, Amit Kumar 9
  Distance time graph of uniform acceleration motion  more Siddhant Zawar, Prashant Aher 9
  Velocity time graph of non-uniform acceleration motion  more Siddhant Zawar, Prashant Aher 9
  Equation of uniform acceleration motion ( graphical derivation)  more Siddhant Zawar, Prashant Aher 9
  Uniform acceleration motion practice problems  more Siddhant Zawar, Prashant Aher 9
  Simple illustration of friction  more Rahul Chakraborty, Naman Choudhary 9
  Uniform acceleration in a straight line practice problems  more Vishal Pandey 9
  Distance time graph of uniform speed motion  more Vishal Pandey 9
  Circular motion – centripetal force  more P.B.Krishna Chaitanya 9
  Kepler’s law illustration  more P.B.Krishna Chaitanya 9
  Gravitation and planetary motion  more P.B.Krishna Chaitanya 9
  Acceleration due to gravity  more P.B.Krishna Chaitanya 9
  Free fall simple practice problems  more P.B.Krishna Chaitanya 9
  Mass and weight  more P.B.Krishna Chaitanya 9
  Liquid pressure – hydraulic press  more P.B.Krishna Chaitanya 9
  Buoyancy   more P.B.Krishna Chaitanya 9
  Archimedes principle   more P.B.Krishna Chaitanya 9
  Distance and displacement along a straight line  more P.B.Krishna Chaitanya 9
  Changing direction of velocity (circular motion)  more P.B.Krishna Chaitanya 9
  Distance and displacement in a plane  more P.B.Krishna Chaitanya 9
  Distance and displacement on roads   more P.B.Krishna Chaitanya 9
  Motion along a straight line (time taken for same distance)  more P.B.Krishna Chaitanya 9
  Motion along a straight line (distance travelled in same time)  more P.B.Krishna Chaitanya 9
  Balanced and unbalanced forces  more Lava Raja 9
  Simple illustration of friction  more Lava Raja 9
  Galileo’s inclined plane experiment  more Lava Raja 9
  Inertia effects  more Lava Raja 9
  Inertia and mass  more Lava Raja 9
  Newton’s second law : simple illustration and practice  more Lava Raja 9
  Newton’s second law : difficult practice problems  more Lava Raja 9
  Action and reaction illustrations  more Lava Raja 9
  Conservation of momentum practice problems  more Lava Raja 9
  Measuring speed practice problems  more P.B.Krishna Chaitanya 9
  Speed with direction in one dimensional motion  more P.B.Krishna Chaitanya 9
  Measuring velocity practice problems  more P.B.Krishna Chaitanya 9
  Free Fall  more Prafful Mehrotra 10
  Energy is being lost to unusable forms  more Hitesh Yadav, Ashwini Sharnagat 10
  Good sources of energy  more Hitesh Yadav, Ashwini Sharnagat 10
  The electric generator – how does it work  more Hitesh Yadav, Ashwini Sharnagat 10
  Fossil fuel (thermal) generators  more Hitesh Yadav, Ashwini Sharnagat 10
  Water (hydro) generators  more Hitesh Yadav, Ashwini Sharnagat 10
  Wind energy farms  more Hitesh Yadav, Ashwini Sharnagat 10
  Bio gas plant  more Hitesh Yadav, Ashwini Sharnagat 10
  Atwood Machine In Fluid  more Alankrita Pathak 11
  Bridge Truck  more Dhruv Joshi 11
  Cart Applet  more Akshay Khare 11
  Central Forces Relative  more Akshay Khare 11
  Circular Motion  more Nitesh Kumar 11
  Motion of our Planet Earth  more Abhinav Gupta 11
  Earth Orbit  more Abhinav Gupta 11
  Earth Sun Moon  more Abhinav Gupta 11
  Falling Slinky Applet  more Akshay Khare 11
  Friction Using Incliened Plane  more Vivek Kumar Gupta 11
  Impact Pendulum  more Anshul Vaid 11
  Inclined Plane  more Vivek Kumar Gupta 11
  Kepler System  more Abhinav Gupta 11
  Newton  more Abhinav Gupta 11
  Newton Ring  more Bineeta Gupta 11
  Motion of car and a block  more Akshay Khare 11
  Swinging Atwood's  more Alankrita Pathak 11
  Momentum Pendulum  more Siddharth Gaur 11
  Newton's First and Second Law of Motion  more Juhi Agrawal 12
  Gravitational Force  more Prafful Mehrotra 12
  Gravity at Height  more Prafful Mehrotra 12
  Lift Phenomenon  more Prafful Mehrotra 12
  Circular Motion  more Rahul Khandelwal 12
  Hydraulic Press  more Rahul Khandelwal 12
  Oscilatory Motion  more Rahul Khandelwal 12
  Projectile Motion  more Rahul Khandelwal 12
  Distance and Displacement  more Rishabh Agarwal 12
  uniformly accelerated motion  more Rishabh Agarwal 12
  Balancing of Forces in See-Saw   more Rishabh Agarwal 12
  Uniform motion  more Rishabh Agarwal 12
  Centripetal Force  more Kaushik Raju 12
  Collision in One Dimension  more Nitesh Kumar 12
  Elastic Collision  more Abhilash Jaiswal 12
  Falling U Shaped Chain  more Akshay Khare 12
  Free Fall 3D  more Akshay Khare 12
  Free Fall Air Resistance APPLET  more Akshay Khare 12
  Free Fall APPLET  more Akshay Khare 12
  Gallis Mech Swing Ride  more Akshay Khare 12
  Inelastic Collision  more Shubham Kumar 12
  Inelastic Collision  more Lalit Chourey 12
  Distance   more Mayank Gupta 12
  Distance   more Mayank Gupta 12
  Distance   more Mayank Gupta 12
  Mech Newton Car On Inclined Plane Rocket  more Ingit Arora 12
  Particle and Walls  more Nitesh Kumar 12
  Polar Cooridinate Fall  more Akshay Khare 12
  Ptolemy Copernicus Tycho  more N/A 12
  Relative Motion  more Namrata 12
  Relative Motion On Elevator  more Namrata 12
  Rotating Off Axis Hoop  more N/A 12
  Sliding On Inclined Plane  more N/A 12
  Slipping Rolling Wheel  more ekShiksha 12
  Straight line motion  more N/A 12
  Tethered Mass And Spring  more N/A 12
  Three Body Problem  more Nitesh Kumar 12
  Torque And Rolling  more Harsharanga Patil 12
  One Dimension Collision  more Deepansh Rastogi 12
  Two Dimension Collision  more Deepansh Rastogi 12
  Pool Game  more Deepansh Rastogi 12
  Angle of Friction  more Dheeraj Singh 12
  Friction on a inclined plane  more Dheeraj Singh 12
  Friction on Plane Surface  more Dheeraj Singh 12
  Moment of Inertia  more Dheeraj Singh 12
  Conservation of energy  more Juhi Agrawal 12
  Transparent, translucent and opaque objects  more Karri Sumathi 6
  Shadows   more Karri Sumathi 6
  Simple reflection at mirror   more Rajat Dubey 6
  Virtual image formed with a concave lens  more Suyash Goel, Prathamesh Palyekar 7
  Right or left  more Shashank Goel, N.U.P.U.R. J.H.A 7
  Virtual images at a concave mirror  more Suhanth Boddu, Gagan Khanijau 7
  Virtual images at a convex mirror  more Suhanth Boddu, Gagan Khanijau 7
  Archimedes mirrors  more Rajat Dubey 7
  Flashlight reflection at a mirror  more Rajat Dubey 7
  Position of the image  more Rajat Dubey 7
  Real images at a concave mirror   more Rajat Dubey 7
  Sunlight has colours  more Karri Sumathi 7
  Merging colours  more Karri Sumathi 7
  Real image formed with a convex lens  more Karri Sumathi 7
  Virtual image formed with a convex lens  more Karri Sumathi 7
  Narrow beam reflection at a mirror  more Rajat Dubey 8
  Rays are in a plane   more Rajat Dubey 8
  Ray diagrams and image formation   more Rajat Dubey 8
  Ray drawing at hinged mirrors (exercises 15 at end of lesson)  more Rajat Dubey 8
  Multiple images with hinged mirrors   more Rajat Dubey 8
  How movies are made  more Sneha Kamath 8
  photoelectric effect  more Omkar Zade 10
  The detailed human eye  more Piyush Tiwari 10
  Human eye lens accommodation  more Pawan Deshmukh 10
  Myopia (short sight/near-sightedness) explained  more Pawan Deshmukh 10
  Hypermetropia (long sight/far-sightedness) explained  more Pawan Deshmukh 10
  Refraction at a convex lens  more Rajat Dubey, Prashant Mishra 10
  Refraction at a concave lens  more Suyash Goel, Prathamesh Palyekar 10
  Tracing rays at a convex lens  more Suyash Goel, Prathamesh Palyekar 10
  Tracing rays at a concave lens  more Suyash Goel, Prathamesh Palyekar 10
  Image formation by a convex lens  more Suyash Goel, Prathamesh Palyekar 10
  Image formation by a concave lens  more Rajat Dubey, Prashant Mishra 10
  Reflection at a concave mirror  more Suhanth Boddu, Gagan Khanijau 10
  Reflection at a convex mirror  more Suhanth Boddu, Gagan Khanijau 10
  Refraction through a glass slab   more Karri Sumathi 10
  Refraction explained through velocity  more Karri Sumathi 10
  Refraction at a convex lens  more Karri Sumathi 10
  Refraction at a concave lens  more Karri Sumathi 10
  Tracing rays at a convex lens  more Karri Sumathi 10
  Tracing rays at a concave lens  more Karri Sumathi 10
  Image formation by a convex lens  more Karri Sumathi 10
  Image formation by a concave lens  more Karri Sumathi 10
  Derivation of the lens formulae  more Karri Sumathi 10
  Multiple lenses together  more Karri Sumathi 10
  Submerged objects are lifted   more Karri Sumathi 10
  Tracing rays at a concave mirror  more Rajat Dubey 10
  Tracing rays at a convex mirror  more Rajat Dubey 10
  Image formation by a concave mirror  more Rajat Dubey 10
  Image formation by a convex mirror  more Rajat Dubey 10
  Comparison of image sizes at different mirrors  more Rajat Dubey 10
  Derivation of the mirror formulae  more Rajat Dubey 10
  Refraction of light through a prism  more Sneha Kamath 10
  Dispersion of white light through a prism   more Sneha Kamath 10
  Atmospheric refraction (advance sunrise and delayed sunset)  more Sneha Kamath 10
  Scattering of blue light  more Sneha Kamath 10
  Copernican System  more N/A 11
  Many Mirrors  more Bineeta Gupta 11
  Thick Mirror  more Bineeta Gupta 11
  Frame of Reference  more Juhi Agrawal 12
  Refraction of Light Through a Concave  more Shubham Saxena 12
  Refraction of Light through a Convex Lens  more Shubham Saxena 12
  Object and Mirror  more Bineeta Gupta 12
  Polarizer  more Bineeta Gupta 12
  Reflection and Refraction  more N/A 12
  Ring Interference  more Bineeta Gupta 12
  Single Slit experiment  more Bineeta Gupta 12
  Diffraction of light  more Juhi Agrawal 12
  Fraunhofer Diffraction  more Juhi Agrawal 12
  Physical and chemical changes  more Bhavya Dwivedi 6
  Understanding Fabric, yarn and fibre  more Srividhya Venugopalan 6
  Understanding Fabric, yarn and fibre  more Srividhya Venugopalan 6
  Weaving  more Srividhya Venugopalan 6
  Making Fabric from fibre  more Srividhya Venugopalan 6
  Ginning  more Srividhya Venugopalan 6
  Spinning  more Srividhya Venugopalan 6
  Strength of fibre  more Srividhya Venugopalan 8
  Characteristics of Synthetic Fibers  more Srividhya Venugopalan 8
  How Plastics are made  more Srividhya Venugopalan 8
  Types of Plastic  more Srividhya Venugopalan 8
  Plastics and environment  more Srividhya Venugopalan 8
  Reaction with oxygen  more Ajay Anand 9
  States of Matters  more Sachin Sable 9
  How small are these particles of matter  more Sumanthkumar Mora 9
  Particles of matter are continuously moving  more Kaushik Bhagwatkar 9
  What is a saturated solution  more Kaushik Bhagwatkar 9
  Changes of State  more Sachin Sable 9
  Matter is made up of particles  more Ankit Kumar 9
  How can we separate a mixture of two immiscible liquids?  more Ankit Kumar 9
  Is the dye in black ink a single colour?  more Shraiya Malik 9
  Sublimation  more Saatvik Shah 9
  What is a solution  more Saatvik Shah 9
  What is a colloidal solution  more Saatvik Shah 9
  How can we obtain colored component (dye) from blue/ black ink?  more Sudheer Macherla 9
  How small are these particles of matter?  more Harsh Sharma 9
  What is a suspension  more Kripal Gaurav 9
  Electron-Hole pair of Elements  more Amit Bhatti 9
  RutherFord Model Of Atom  more Amit Bhatti 9
  Thomson Model of Atom  more Amit Bhatti 9
  Structure of an Atom  more Omkar Zade 9
  Writing chemical Formulae  more Sachin Sable 9
  isotopes  more Shobhit Saxena 9
  Atoms and Molecules Tutorial  more N/A 9
  Electronic Configuration Tutorial  more N/A 9
  Drawback of Rutherford’s Model of atom  more Amit Bhatti 9
  Electronic Configuration of Elements  more Amit Bhatti 9
  Convert simple statements to equations  more N/A 7
  Convert simple equations to statements  more N/A 7
  Check equation by substituting values  more N/A 7
  Solve simple equations by manipulation  more N/A 7
  Complex Equations - Substitution method to solve 2 linear equations in 2 variables  more N/A 10
  Complex Equations - Elimination method to solve 2 linear equations in 2 variables  more N/A 10
  Complex Equations - Cross-multiplication method to solve 2 linear equations in 2 variables  more N/A 10
  Complex Equations - Quadratic equations by factorisation  more N/A 10
  Complex Equations - Quadratic equations by completing square  more N/A 10
  Complex Equations - Quadratic equations by formulae  more N/A 10
  Matchstick formulae  more N/A 6
  Other formulae  more N/A 6
  More complex formulae  more N/A 6
  Common formulae restated Rectangle  more N/A 6
  Common formulae restated Square  more N/A 6
  Commutativity restated  more N/A 6
  Associativity restated  more N/A 6
  Distributivity restated  more N/A 6
  Evaluating expressions  more N/A 6
  Complex expressions  more N/A 7
  Monomial, binomial, trinomial polynomial  more N/A 7
  Monomial, binomial, trinomial polynomial  more N/A 7
  Addition/subtraction of expressions  more N/A 7
  Evaluating complex expressions  more N/A 7
  Multiplying monomials  more N/A 7
  Exponents  more N/A 7
  Multiplicationwith same base  more N/A 7
  Division with same base  more N/A 7
  Power of a power  more N/A 7
  Multiplication with same exponent  more N/A 7
  Division with same exponent  more N/A 7
  Decimals in exponent form  more N/A 7
  Arithmetic Progression  more N/A 10
  Arithmetic Progression  more N/A 10
  Geometic Progression  more N/A 10
  Geometic Progression  more N/A 10
  Match shapes  more Pranjali Debnath 2
  Match shapes  more Pranjali Debnath 2
  Match shapes  more Pranjali Debnath 2
  Match shapes  more Pranjali Debnath 2
  Basic figures  more N/A 5
  Basic Concepts - Polygons  more N/A 6
  Basic Concepts Angles  more N/A 6
  Basic Concepts - Triangle  more N/A 6
  Basic Concepts - Circle  more N/A 6
  Basic Concepts - Angle types  more N/A 6
  Basic Concepts - Measuring angles  more N/A 6
  Classification of quadrilaterals  more Pranjali Debnath 6
  Classification of triangles  more Pranjali Debnath 6
  Line segments, rays and lines  more Pranjali Debnath 6
  Measuring lines  more Pranjali Debnath 6
  Regular polygons  more Pranjali Debnath 6
  Three dimensional shapes  more Pranjali Debnath 6
  Triangle - Median  more N/A 7
  Triangle - Altitude  more N/A 7
  Triangle - Exterior angle  more N/A 7
  Triangle - Angle sum property  more N/A 7
  Triangle - Side sum property  more N/A 7
  Triangles - Types of triangles  more N/A 7
  Triangle - Pythagoras theorem  more N/A 7
  Triangle Congruence of triangles  more N/A 7
  Triangle Congruence of triangles  more N/A 7
  Triangle Congruence of triangles  more N/A 7
  Quadilateral - Angle property of regular polygons  more N/A 8
  Quadilateral - Parallelogram  more N/A 8
  Quadilateral - Kite   more N/A 8
  Quadrilateral - Rhombus  more N/A 8
  Triangle- Heron’s formula  more N/A 9
  Perimeter of irregular polygons  more Kottala Manjusha 4
  Perimeter of rectangle  more N/A 6
  Perimeter of square  more N/A 6
  Perimeter of different irregular polygons  more Kottala Manjusha 6
  Perimeter of regular polygon  more Kottala Manjusha 6
  Perimeter of regular circle  more N/A 7
  Area of a trinagle  more N/A 5
  Graph paper based area of rectangle  more N/A 5
  Graph paper based area of square  more N/A 5
  Graph paper based area of triangle  more N/A 5
  Area of square (demo formula)  more N/A 5
  Area of rectangle (class 5)  more N/A 5
  Area of triangle keeping height same  more N/A 5
  Area of triangle  more N/A 5
  Area versus perimeter  more N/A 5
  Area of square   more N/A 6
  Area of rectangle (demo formula)  more N/A 6
  Area of circle  more Kottala Manjusha 6
  Graph paper based area of irregular shapes and polygons  more Kottala Manjusha 6
  Area of parallelogram  more N/A 7
  Volume by displacement  more N/A 5
  Volume of rectangular solids  more N/A 5
  Volume of staircases  more N/A 5
  Volume of spherical solids  more Kottala Manjusha 5
  Angles with matchsticks  more Kottala Manjusha 5
  Comparison of angles  more Kottala Manjusha 5
  Volume of a cube  more N/A 8
  Surface area of a cube  more N/A 8
  Surface area of a cuboid (with different dimensions)  more N/A 8
  Volume of common solids  more N/A 8
  Surface area of common solids  more N/A 8
  Maximum and minimum Permutation of 4 digits with duplication  more Rahul Yadav 5
  Permutation of 3 different digits  more Rahul Yadav 5
  Permutation of 4 different digits  more Rahul Yadav 5
  Permutation of 4 digits with duplication  more Rahul Yadav 5
  Probability of equally likely events examples  more Aviral Nigam 9
  Probability of equally likely events table  more Aviral Nigam 9
  Probability of events based on observation tables  more Aviral Nigam 9
  Probability of events based on observation tables  more Aviral Nigam 9
  Probability of events based on observation tables 3  more Aviral Nigam 9
  11-19 as bundle and sticks  more Rahul Mishra 2
  11-99 as bundle and sticks  more Rahul Mishra 2
  Tens place with money (11-19)  more Rahul Mishra 2
  Tens place with money (11-99)  more Rahul Mishra 2
  The money game  more Rahul Mishra 3
  The money game  more Rahul Mishra 3
  Single Digit Addition  more N/A 1
  Snake   more N/A 1
  Two digit addition using bundles and sticks  more Rahul Mishra 2
  Two digit addition using money  more Rahul Mishra 2
  Two digit addition using money  more Rahul Mishra 2
  Multiple Digit Addition  more Avinash Awate 3
  Three digit addition using money  more Rahul Mishra 3
  Three digit addition using unit, ten, hundred column  more Rahul Mishra 3
  Subtraction Exercise  more N/A 2
  Single digit multiplication  more Nitasha Anusvi 3
  Single digit tables  more Nitasha Anusvi 3
  Two digit x one digit multiplication  more Nitasha Anusvi 3
  Two digit x one digit multiplication  more Nitasha Anusvi 3
  Two digit x two digit multiplication  more Nitasha Anusvi 3
  Two digit x two digit multiplication  more Nitasha Anusvi 3
  Three digit x one digit multiplication  more Nitasha Anusvi 4
  Four digit multiplication using unit, ten, hundred, thousand column  more Nitasha Anusvi 5
  Three digit x 2 digit multiplication using unit, ten, hundred column  more Nitasha Anusvi 5
  Two digit by one digit division  more Nitasha Anusvi 3
  Two digit by one digit division  more Nitasha Anusvi 3
  Three digit by one digit division  more Nitasha Anusvi 4
  Two digit by one digit division  more Nitasha Anusvi 4
  Two digit by one digit division  more Nitasha Anusvi 4
  Fun with division  more Avinash Awate 5
  Fun with remainder  more Avinash Awate 5
  Fun with division  more Avinash Awate 5
  Fun with remainder  more Avinash Awate 5
  Analog Clock Reading  more N/A 3
  Tabulating results of survey  more N/A 3
  The dice game  more N/A 3
  Time Arithmetic  more N/A 4
  Minimum, maximum, range and mean of a set  more N/A 7
  Mode of a set  more N/A 7
  Median of set  more N/A 7
  Frequency charts from tables (for range)  more N/A 8
  Line graphs from tables (for range)  more N/A 8
  Descending order   more N/A 6
  Comparing Numbers (equal digits)  more N/A 6
  Find greatest number  more N/A 6
  Comparing Numbers  more N/A 6
  Find smallest number  more N/A 6
  Comparing numbers (unequal digits)  more N/A 6
  Halves and Quarters  more N/A 4
  Colour the fraction  more N/A 5
  Parts of a circle  more N/A 5
  Mixed and improper fractions  more N/A 6
  Addition/subtraction of fractions  more N/A 6
  Like and unllike fractions, comparing fractions  more N/A 6
  Dividing fraction by another fraction  more N/A 7
  Multiplying fraction by another fraction  more N/A 7
  Comparing decimals  more Pooja Upadhyay 6
  Decimals as fractions (place value of decimal)  more Pooja Upadhyay 6
  Multiples of single digits  more N/A 5
  Square Root  more N/A 6
  Division rules  more N/A 6
  Highest Common Factor  more N/A 6
  Lowest Common Multiple  more N/A 6
  Prime Numbers (upto 100)  more N/A 6
  Common factors  more N/A 6
  Common multiples  more N/A 6
  Prime factorisation  more N/A 6
  Division rules  more N/A 7
  Addition On Whole Number Line  more N/A 6
  Associativity Of Addition  more N/A 6
  Commutativity Of Addition  more N/A 6
  Extending whole number line to integer number line (Commutativity of addition)  more N/A 6
  Distance on whole number line  more N/A 6
  Multiplication on whole number line  more N/A 6
  Substraction on whole number line  more N/A 6
  Addition On Integer Number Line  more N/A 7
  Multiplication on integer number line  more N/A 7
  Substraction on integer number line  more N/A 7
  Testing proportionality  more N/A 6
  Examples of ratios  more N/A 6
  Equivalence of ratios  more N/A 6
  Unitary method  more N/A 6
  Direct proportion  more N/A 8
  Indirect proportion  more N/A 8
  Decimal to percentage  more Sanjoli Agarwal 7
  Fraction to percentage  more Sanjoli Agarwal 7
  Increase and decrease as percentage  more Sanjoli Agarwal 7
  Percentage to fraction and decimal  more Sanjoli Agarwal 7
  Percentage to ratio  more Sanjoli Agarwal 7
  Profit and loss as percentage  more Sanjoli Agarwal 7
  Ratios to percentage  more Sanjoli Agarwal 7
  Simple interest for multiple years  more Sanjoli Agarwal 7
  Cube root by factorisation  more Harsh Jhamtani 8
  Interesting properties of cubes  more Harsh Jhamtani 8
  Interesting properties of squares  more Harsh Jhamtani 8
  Pythagorean triplets  more Harsh Jhamtani 8
  Squaring a number  more Harsh Jhamtani 8
  Square root by factorisation  more Harsh Jhamtani 8