Halloween Puzzles

Here are some computational thinking-linked puzzles for Halloween to download and print.

Colour by number Pixel Pictureshalloween16x16solution

See our pixel puzzle page for lots more pixel puzzles.

Halloween creature odd-even Pixel Puzzle

Colour all the EVEN numbers black to find a hidden Halloween animal.



Odd-land swamp Pixel Puzzle

In odd-land, solid ground is made of odd numbers (1, 3, 5, 7, 9 and so on). Blue swampy ground is made of even numbers. Colour the odd numbers to find a way through the swamp. Can you spot a pattern of colours to use to colour in the odd numbers?


See our odd-even page for more odd-even puzzles

Halloween Kriss-Kross

Kriss-kross puzzles combine a love of words with a love of logic. Given a list of words of different lengths, you must fit them all in to the grid. See our Kriss-Kross page for more kiss-kross puzzles.kriss-kross15-halloweenV2