1) Who invented Velcro, and when was it discovered? a) George de Mestral, a Swiss inventor, discovered Velcro in 1948 b) Christopher Columbus in , 1948 2) What was George de Mestral doing when he got the idea for Velcro? a) He was studying b) He was hiking 3) How did George de Mestral study the burrs? a) He inspected one of the burrs under a microscope. b) He saw it with his mobile camera. 4) Which of the two pictures is Velcro? a) b) 5) What is Velcro made of? a) two pieces of iron b) Velcro is made of two nylon strips

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