Prepare a colourful poster on the theme, ‘Say No to Drugs’.

The human sperm consist of head, middle piece and tail. What purpose does the tail in a sperm serve?

Babu heard his mother and aunty talking about his cousin who is going to have a baby; they were discussing whether she would give birth to a boy or girl,

a. Will it be possible to judge the sex of the child by them?

b. What makes the fertilized egg develop either into a boy or a girl?

How many of your classmates are doing exercises regularly and who do not exercise regularly? Did you notice any difference in their fitness and health? Prepare a chart on their benefits of regular exercise and fix it in your classroom.

Collect information from newspapers, magazines and from the local health centre about the evil effects of cigarettes and alcohol. Prepare a chart and display it permanently in your classroom..