Who Invented the Parachute?
Leonardo da Vinci (1452-1519) was thought until recently to have been the first to design a parachute. But drawings have now been found that
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Cloth
How Do Sewing Machines Work?
Sewing machines today often work by electricity. But there are over 2,000 different types, with attachments for turning hems, tucking, frill
How Do Silkworms Make Their Silk?
How Do Silkworms Make Their Silk? Silkworms are the caterpillars of the silk moth. They use the silk they make for their cocoons. Silkworms
How Does a Silkworm Make Its Silk?
How Does a Silkworm Make Its Silk? Silk is a thin, but strong fiber that silkworms produce when they are making their cocoons. The silkworm
Playing with Paint
One Diwali, my mother was coloring the rangoli in front of our house with paints. My brother and I decided to help her. My brother painted t