Environmental Studies (EVS)
Class 3 • 18 chapters • Detailed topic notes & practice
States of Matter
Solids, liquids, and gases — shape, volume, and everyday examples.
3 topics
View topics →
View topics →
Magnets
Attract, repel, poles, and uses of magnets at home and school.
3 topics
View topics →
View topics →
Simple Machines
Lever, pulley, and wheel — tools that make work easier.
3 topics
View topics →
View topics →
Forces Around Us
Forces Around Us — notes and practice.
3 topics
View topics →
View topics →
Light and Shadows
Light and Shadows — notes and practice.
3 topics
View topics →
View topics →
Sound, Heat, and Floating
Sound, Heat, and Floating — notes and practice.
3 topics
View topics →
View topics →
Matter Intro
Properties and examples of matter all around us.
3 topics
View topics →
View topics →
Mixtures
Mixing substances and simple separation methods.
3 topics
View topics →
View topics →
Fuels
Wood and gas as fuels; safe handling at home.
3 topics
View topics →
View topics →
Dissolving
Dissolving — notes and practice.
3 topics
View topics →
View topics →
Materials Around Us
Materials Around Us — notes and practice.
3 topics
View topics →
View topics →
Melting and Freezing
Melting and Freezing — notes and practice.
3 topics
View topics →
View topics →
Plant Parts
Root, stem, leaf — structure and function.
3 topics
View topics →
View topics →
Animal Homes
Nests, dens, burrows — where animals live and why.
3 topics
View topics →
View topics →
Healthy Habits
Hygiene, exercise, and sleep for growing children.
3 topics
View topics →
View topics →
Animal World
Animal World — notes and practice.
3 topics
View topics →
View topics →
Food and Nutrition
Food and Nutrition — notes and practice.
3 topics
View topics →
View topics →
Human Body
Human Body — notes and practice.
3 topics
View topics →
View topics →