Can you copy the following image without lifting the pan from the paper?
It is possible if you draw the house and turn over the corner of the paper to transfer pen to draw other part without removing it from the paper.
By the way this should mention pen not pan!
Using only 3 straight lines and without lifting your pencil, can you connect all the dots?
There is a Pi picture attached here. We have given dotted lines over the places where you have to cut it. Now you will have five different pieces.
Can you join these pieces in a manner that it becomes a square?
Moving only three toothpicks, can you make three identical squares from the arrangement below?