Chapter 1

Components of Food

What Do Different Food Items Contain?

medium • 1 min read

What Do Various Nutrients Do for Our Body?

medium • 2 min read

Balanced Diet

medium • 3 min read

Deficiency Diseases

medium • 4 min read

Chapter 2

Sorting Materials into Groups

Objects Around Us

medium • 1 min read

Properties of Materials

medium • 2 min read

Appearance

medium • 3 min read

Chapter 3

Separation of Substances

Methods of Separation

medium • 1 min read

Handpicking

medium • 2 min read

Threshing

medium • 3 min read

Winnowing

medium • 4 min read

Chapter 4

Getting to Know Plants

Herbs, Shrubs and Trees

medium • 1 min read

Stem

medium • 2 min read

Leaf

medium • 3 min read

Root

medium • 4 min read

Flower

medium • 5 min read

Structure of a Flower

medium • 6 min read

Chapter 5

Body Movements

Human Body and Its Movements

medium • 1 min read

Joints

medium • 2 min read

Ball and Socket Joints

medium • 3 min read

Pivotal Joint

medium • 4 min read

Hinge Joints

medium • 5 min read

Chapter 6

The Living Organisms and Their Surroundings

Organisms and the Surroundings where They Live

medium • 1 min read

Habitat and Adaptation

medium • 2 min read

A Journey Through Different Habitats

medium • 3 min read

Some Terrestrial Habitats

medium • 4 min read

Some Aquatic Habitats

medium • 5 min read

Chapter 7

Motion and Measurement of Distances

Story of Transport

medium • 1 min read

How Wide is this Desk?

medium • 2 min read

Some Measurements

medium • 3 min read

Standard Units of Measurements

medium • 4 min read

Chapter 8

Light, Shadows and Reflections

Transparent, Opaque and Translucent Objects

medium • 1 min read

What Exactly are Shadows?

medium • 2 min read

A Pinhole Camera

medium • 3 min read

Mirrors and Reflections

medium • 4 min read

Chapter 9

Electricity and Circuits

Electric Cell

medium • 1 min read

A Bulb Connected to an Electric Cell

medium • 2 min read

An Electric Circuit

medium • 3 min read

Electric Switches

medium • 4 min read

Chapter 10

Fun with Magnets

Magnetic and Non-Magnetic Materials

medium • 1 min read

Poles of Magnet

medium • 2 min read

Finding Directions

medium • 3 min read

Make Your Own Magnet

medium • 4 min read

Chapter 11

Air Around Us

Is Air Present Everywhere Around Us?

medium • 1 min read

What is Air Made Up of?

medium • 2 min read

How is Oxygen Replaced in Nature?

medium • 3 min read