These puzzle are available to play online.


Neuronics is a puzzle game; the aim of the game is to bring matching symbols together to remove them.

The Nowotnik Puzzle

In this puzzle game a grid of tiles is jumbled and the objective of the game is to restore the original state of the grid. However, moving a tile affects many other tiles.

The 12 Coins Puzzle

This is an online implementation of the famous 12 coins puzzle. There are 12 coins, all identical in appearance, and all identical in weight except for one, which is either heavier or lighter than the remaining 11 coins. Determine which is the counterfeit coin, and whether it is lighter or heavier than the real coins, in only 3 weightings with a balance scale.