Play With Science
One playful lesson for every principle in your NCERT science book, in book order.
Choose a chapter to see its lessons.
Chapter 1 The Wonderful World of Science
Chapter 2 Diversity in the Living World
1 Biodiversity Spot the variety
2 Plants and animals depend on each other Take one away
3 Grouping living things Same animals, new groups
4 Trees, shrubs and herbs Tree, shrub or herb?
5 Climbers and creepers Take the stick away
6 Leaf venation Read the veins
7 Taproots and fibrous roots Pull it up and look
8 Dicots and monocots Split the seed
9 Venation, roots and cotyledons go together Three clues, one family
10 Grouping animals On the move
11 Biodiversity varies with conditions Three places, three sets of life
12 Adaptations Built for the place
13 Habitat Find the home
14 Terrestrial and aquatic habitats Land, water, or both?
15 Habitat damage causes biodiversity loss When the home is damagedChapter 3 Mindful Eating: A Path to a Healthy Body
1 Carbohydrates Refuel the runner
2 Fats and energy-giving foods The winter laddoo
3 Proteins are body-building foods Building a body
4 Vitamins and their deficiency diseases The vitamin clinic
5 Minerals and their deficiency diseases The mineral clinic
6 Nutrients Nutrient or not?
7 Protective nutrients A plate that protects
8 Cooking and washing lose nutrients Where do vitamins go?
9 Dietary fibres (roughage) A smooth passage
10 Water in our diet What water does
11 Test for starch The starch test
12 Test for fats The oily patch
13 Test for proteins The violet test
14 A food can contain several nutrients More than one nutrient
15 Nutrient needs vary between people Not the same plate
16 Balanced diet The balanced plate
17 Junk food Junk food
18 Millets are nutri-cereals Nutri-cerealsChapter 4 Exploring Magnets
1 Natural and artificial magnets Found or made?
2 Magnetic and non-magnetic materials Will it stick?
3 Poles of a magnet Where does it pull most?
4 Poles always exist in pairs Chop the magnet
5 A suspended magnet rests north-south The hanging magnet
6 Testing whether a metal is a magnet Magnet or just iron?
7 Magnetic compass Build a compass
8 Finding directions with a compass Which way is east?
9 Like poles repel, unlike poles attract Push or pull?
10 Repulsion identifies a magnet The sure test
11 Magnetic effect acts through materials Through the wall
12 Magnets act without touching No hands!Chapter 5 Measurement of Length and Motion
1 A measurement has a number and a unit 13 what?
2 Need for a standard unit Whose handspan?
3 SI units and the metre One unit for everyone
4 Relations between units of length How many in a kilometre?
5 Smallest length a scale can measure The smallest mark
6 The inch The other row of numbers
7 Choosing an appropriate scale The right scale for the job
8 Placing and reading the scale correctly Straight on, eye above
9 Measuring with a broken scale The broken scale
10 Writing units of length Writing a length the right way
11 Measuring a curved line Measuring a curved line
12 Reference point Measure from where?
13 Motion and rest In motion or at rest?
14 Rest and motion depend on reference point Rest or motion? It depends
15 Linear, circular and oscillatory motion Straight, round, to and fro
16 Periodic motion Again and againChapter 6 Materials Around Us
1 Materials What is it made of?
2 Classification Same things, different groups
3 Properties and purpose decide the material The right material for the job
4 Lustrous and non-lustrous materials Shiny or not?
5 Metals lose lustre in air and moisture Dull outside, shiny inside
6 Not everything shiny is a metal All that glitters
7 Hard and soft materials Press it
8 Transparent, translucent and opaque Can you see through it?
9 Soluble and insoluble materials Does it disappear?
10 Liquids and gases in water Mix or layer?
11 Mass Heavier or lighter?
12 Volume How much space?
13 Matter Is it matter?
14 SI units of mass and volume Units of mass and volumeChapter 7 Temperature and its Measurement
1 Touch cannot judge hotness reliably Can your hand tell?
2 Temperature Hotter means higher
3 Clinical and laboratory thermometers Two kinds of thermometer
4 Digital clinical thermometer Inside a digital thermometer
5 Celsius scale Degrees Celsius
6 Normal body temperature is an average Is anyone exactly 37.0?
7 Armpit readings are lower Under the arm
8 Fahrenheit scale Another scale
9 Kelvin scale and the SI unit The scientists’ scale
10 Converting Celsius to Kelvin Celsius to kelvin
11 Writing temperature scales and units Write it right
12 Laboratory thermometer A thermometer, part by part
13 Range of a thermometer How far can it read?
14 Smallest value a thermometer reads The smallest step
15 Using a laboratory thermometer correctly Measure it right
16 Temperature stays constant while boiling or melting A flat line
17 Daily maximum and minimum air temperature Weather reportsChapter 8 A Journey through States of Water
1 Ice and water are states of one substance One substance, two forms
2 Water vapour and steam Invisible vapour, visible steam
3 Evaporation Where did the water go?
4 Condensation Drops from the air
5 Three states of water Solid, liquid, gas
6 Solids keep their shape A solid keeps its shape
7 Liquids take the container's shape A liquid takes the shape
8 Gases spread to fill space A gas fills the space
9 Heating and cooling change state Heat it, cool it
10 Melting and freezing Melting and freezing
11 What changes the rate of evaporation The drying race
12 Evaporation causes cooling Evaporation cools
13 How clouds and rain form From vapour to rain
14 The water cycle The water cycleChapter 9 Methods of Separation in Everyday Life
1 Mixture Mix and separate
2 Handpicking Pick it out by hand
3 Threshing Beat the stalks
4 Winnowing Let the wind work
5 Sieving Through the holes
6 Evaporation to recover a dissolved solid Salt from seawater
7 Sedimentation and decantation Let it settle
8 Filtration Filter it
9 Choice of filter depends on particle size Pick the right filter
10 Churning Churn the curd
11 Magnetic separation Use a magnetChapter 10 Living Creatures: Exploring their Characteristics
1 Movement in living beings and plants Plants on the move
2 Insectivorous plants The plant that traps insects
3 Growth and the need for food Growing up
4 Breathing and respiration Breathe in, breathe out
5 Excretion Getting rid of waste
6 Stimulus and response Touch and respond
7 Reproduction New ones of the same kind
8 Death When life stops
9 Characteristics of living beings Is it living?
10 Water is needed for germination Seeds need water
11 Air and soil spaces for germination Room for air and roots
12 Light and germination Light or dark?
13 Roots grow down, shoots grow up Roots down, shoots up
14 Life cycle of a plant From seed to seed
15 Life cycle of a mosquito The mosquito’s four stages
16 Big changes between life stages Same animal, new look
17 Life cycle of a frog From spawn to frogChapter 11 Nature's Treasures
1 Living beings need oxygen Air we need
2 Wind Wind and breeze
3 Composition of air A mixture of gases
4 Most of Earth's water is saline Salty seas
5 Freshwater and its accessibility Freshwater: hard to reach
6 Sun is the main energy source Energy from the Sun
7 Forests A home in the forest
8 Life forms depend on each other Living things need each other
9 Roots hold the soil Roots hold the soil
10 Recycling in nature Leaves come back as soil
11 What soil contains What is in soil?
12 How soil is formed How soil is made
13 Rocks are made of minerals Rocks and minerals
14 Fossil fuels Fossil fuels
15 Natural and human-made resources Natural or human-made?
16 Renewable resources Renewable resources
17 Non-renewable resources Non-renewable resourcesChapter 12 Beyond Earth
1 Stars shine with their own light Stars make their own light
2 Constellations Constellations
3 Pole Star shows north The Pole Star
4 Not all stars visible everywhere Not seen from everywhere
5 The Sun is a star The Sun is a star
6 Distance changes apparent size Near looks big, far looks small
7 Stars are not seen by day No stars by day
8 Astronomical unit The astronomical unit
9 Rotation and a day Rotation makes a day
10 Planets and revolution Planets and revolution
11 Order of the planets Order of the planets
12 Inner and outer planets Inner and outer planets
13 Morning Star, Red Planet, Blue Planet Nicknames of planets
14 Distance and atmosphere set planet temperature Hot and cold planets
15 Telling planets from stars Planet or star?
16 Telescope Binoculars and telescopes
17 Satellites and moons Satellites and moons
18 The Moon The Moon
19 Craters on the Moon Craters on the Moon
20 Asteroids and the asteroid belt The asteroid belt
21 Comets Comets
22 The Solar System The Solar System
23 Other objects shine by reflected sunlight Borrowed light
24 The Milky Way Galaxy The Milky Way
25 Many galaxies in the Universe Many galaxies
26 Exoplanets Exoplanets