Q1Written answer
To play this you will need a small stone, a bigger stone (lemon-sized), a thick roll of paper (which can be made with layers of papers), mouse and an elephant made of paper.
– Take a string about 2 feet long.
– At one end of the string tie the small stone. Stick or tie the mouse to the stone.
– Put the string into the roll of paper.
– At the other end of the string tie the bigger stone and stick the elephant.
– Hold the roll of paper and move your hand to rotate the small stone.
– Who is pulling whom? You will be surprised! The mouse lifts the elephant!
How did this magic happen?
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Worked solution
Answer: When the small stone, i.e., the mouse rotates, it creates a force due to which the bigger stone, i.e., the elephant is being pulled up.