Subcategory

Number Puzzles

Part of Math Riddles collection

Explore 655+ unique, interactive number puzzles puzzles.

Fun counting games, prime number riddles, and secret code math challenges.

Interactive Riddle Challenge

Showing Number Puzzles riddles

The Twelve Coins Balance Scale Puzzle

You have 12 identical-looking coins. Eleven weigh exactly the same, but one counterfeit coin...

13,288 solved Hard

The School Teacher

I stand at the front whiteboard in your classroom helping you learn math and...

1,402 solved Easy Who Am I

I wear a white pressurized spacesuit and float in zero gravity on the Space...

2,445 solved Easy Who Am I

I strap to your wrist with ticking hands or a digital display. Who am...

2,384 solved Number Puzzles

The Cold Freezer

I freeze water into ice cubes and preserve ice cream at zero degrees. Who...

3,820 solved Chemistry Riddles

The Digital Camera

I capture high-resolution photos through a optical lens onto a memory card. Who am...

3,115 solved Number Puzzles

The Antarctic Emperor

I am the largest penguin, keeping eggs warm on my feet in subzero ice....

3,134 solved Animal Who Am I

My coat turns pure white in winter and brown in summer to blend into...

3,372 solved Animal Who Am I

The Math Book Tears

Why was the math book so sad?

1,882 solved Funny Riddles for Kids

The Pirate Gold Division

5 rational pirates divide 100 gold coins by seniority vote (50% needed to survive)....

2,311 solved Hardest Impossible Riddles

The 100 Red/Blue Hats

Line of 100 people, red or blue hats. Everyone sees hats ahead. Last person...

4,116 solved Hardest Impossible Riddles

The 100 Lightbulbs Pass

100 bulbs turned off. 100 people pass toggling multiples of their number (1, 2,...

3,266 solved Hardest Impossible Riddles

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