## The Bottle Flip Experiment

The bottle flip needs little introduction to any parent who has primary aged children. It has been around for a couple of years and seems to still be going strong. Here’s a video that should…

## Using scatter diagrams

We use scatter diagrams to tell how much correlation there is between two attributes such as height and weight. Correlation pretty much means co-relation. It shows if there is a relation between two measures. There…

## Are Statistics Lies?

Statistics have a pretty bad reputation. Especially for a field that has benefited human kind so much. This week’s quote comes from Florence Nightingale. She is known as a nurse but her real contribution was…

## 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…

## Weekly Challenge (24 May 2019) – Splitting a Decomino

Just like 5 + 5 = 10, a pentomino + a pentomino = a decomino. This week’s challenge looks at how to make particular decominoes in more than one way using pentominoes. What is a decomino?  Can…

## 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…