Critical Thinking Puzzles

A farmer challenges an engineer, a physicist, and a mathematician to fence off the largest amount of area on earth using the least amount ...

You arrive at a hotel and have 3 sets of golden rings. The first set of rings has 4 rings, the second set has 2 rings and the third only h...

Tina has some parrots and some cages for the parrots. If she put 4 parrots into each cage then she will have 1 cage left. If she put 3 p...

Complete the below Sequence 192, 021, 222, 324, 252, 627, 2 _ _, 9 _ _?

Put Any Mathematical signs and get 6: 1 1 1 = 6 2 2 2 = 6 3 3 3 = 6 4 4 4 = 6 5 5 5 = 6 6 6 6 = 6 7 7 7 = 6 8 8 8 = 6 9 9 9 = 6 ...

There 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 cha...

The circumference of the Earth is approximately 40,000 kilometers, and someone has just made a metal band that circles the Earth, touching ...