NCERT Book Class 7 English (Poorvi) Chapter 3 Three Days to See

Dreams an Discoveries

Un t 3
DREAMS AND DISCOVERIES

My Brother’s Great Invent on

Let us do these activities before we read.

I Work in pairs and guess the invention.
1. I am a concept invented by ancient Indian mathematicians. I add
value to numbers. Without me, calculations in the modern digital
world would be impossible. Who am I?
2. I am an ancient Indian practice, now popular globally. I focus on
physical and mental well-being. What am I?

II Discuss in groups of four what you think the world today would have
been like without inventions and discoveries.

III Fill the grid given below with missing letters to complete the words.
These words display qualities of an inventor.

C R A T V T

C U I T Y

R I - T K N G

D E T E I N A T I

I G I A I O N
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