The best riddles. Anywhere.

Spatial Riddles

Spatial riddles bring in the challenge of looking at geometry and spatial patterns to solve puzzing situations. Don't worry about brushing up on your sines and cosines - they probably won't be necessary for most of these riddles.

Easy

Look at the 9 dots in this image. Can you draw 4 straight lines, without picking up your pen, that ...

Medium

A swan sits at the center of a perfectly circular lake. At an edge of the lake stands a ravenous ...
You are somewhere on Earth. You walk due south 1 mile, then due east 1 mile, then due north 1 mile. ...
You can easily "tile" an 8x8 chessboard with 32 2x1 tiles, meaning that you can place these 32 ...
Two twin brothers share the same birthday. Their father gets them a perfectly rectangular birthday ...

Hard

Look at the two images. They are composed of the exact same pieces (as shown by the colors), and ...