Digestion of Food for Class 4

Digestive System

Digestion of Food for Class 4 In this chapter, Digestion of Food, Class 4, we learn will learn about how the food we eat are digested by our body and how the digested food gives us energy to do work. We will also learn about different organs inside our body which helps to digest the … Read more

Teeth and Microbes for Class 4

Structure of a Tooth

Teeth and Microbes A child gets first tooth when he/she is six or seven months old. At the age of three a child has usually 20 teeth. The first set of teeth is called milk teeth or temporary teeth. When the child is about six years old, the milk teeth or temporary teeth begins to … Read more

The States of Matter – Class 4

States of Matter

Everything around us is called matter. Matter is anything that has weight and takes up space. All the living things such as birds, animals and plants, and all the non-living things such as chairs, tables, balls, air and water are matter. All these things have their own weight and takes up space. Let’s learn more … Read more