There are five squares formed by 12 matchsticks as shown in the figure. Can you remove just two matchsticks so that only two squares remain?

There are five squares formed by 12 matchsticks as shown in the figure. Can you remove just two matchsticks so that only two squares remain?

A ping pong ball fell down into a narrow metal pipe embedded in concrete one foot deep. You have a table tennis racket (bat or paddle), a pair of shoe laces and a large unopened water bottle, which does not fit into the pipe. How can you get the ping pong ball out of the pipe undamaged?
Riddle AnswerThere is a chain nailed to the wall. The chain is 10 feet long and the center of the chain dips down 5 feet from where each side of the chain is nailed to the wall. How far are the 2 ends of chain from each other?
Riddle AnswerYou have twelve marbles that are identical in size, shape, and color. One of the marbles is heavier in weight than the rest. How can you find the heavier marble by using a balance scale only thrice?
Riddle AnswerSomeone’s mother has 4 sons: North, East, and West.
What is the name of the fourth son?
Riddle Answer