# Category: Polyomino Puzzles

## Sailing in the Number Island Seas

This week’s challenge is mainly to do with partitioning numbers. Learning our number bonds to 10 or 20 can be really useful in helping our mental arithmetic and in turn all of our arithmetic takes…

## Free Online Maths Clubs over Easter

Maths Explorers are running free trial maths club sessions online over Easter. If you are interested, please let us know how you get on with supporting children with maths at home by completing this short…

## The Polyomino Jigsaw Puzzle Competition

The results of our Polyomino competition are out! We had some wonderful entries, some of which you’ll see here. Of course, we could not have every entry win or even the majority of entries so…

## Pentomino + Pentomino = Decomino

This week’s challenge is about pentomino pairs. You can split any decomino (10 square shape) into 2 pentominoes (Is this true? Or can you find a 10 square polyomino (decomino) that can’t be split into…

## Polyomino Competition Update

A couple of updates to the competition. First the deadline has been extended to include half term. You can now submit your entry any time up to Sunday 2nd June. This also allows you to…

## Open Cube Nets vs Pentominoes

Pentominoes are where polyominoes start to get interesting. There are just enough of them to make it a nice challenge to discover them all (as an extension, see if you can find a way to…

## Polyomino Jigsaw (and chance to win a t-shirt)

This week’s activity is all about making and creating. Polyominoes it turns out make great jigsaw pieces. Ask anyone who got hooked on Tetris 20 or 30 years ago. The aim of this challenge is…

## Polyominoes and Symmetry

One of the difficulties in learning maths, and especially geometry is that we learn about mathematical objects in non mathematical ways. So we might learn algebra by learning to move numbers around the equation. This…

## Making Pentominoes

Polyominoes are made with squares. If you use 2 squares you make a domino. There is only one type of domino. Most of us will be familiar with it. If you use 3 squares, you…