• Halloween Paper Folding
October 16, 2016

A Cut Above the Rest?, Remember the old dancing dolls that were made by folding and cutting? They were particularly popular at Christmas time. Here's a new twist that might make these age-old decorations just as popular at Halloween time., ,  Paper is folded into an accordion or fan. A design is drawn, and then the cutting takes place., It's a feature of these creations that you have to make sure that you don't cut away too much and that the pieces  it touches twice (at least twice) at...

• Ghostly Numbers
October 14, 2016

Just when you thought you were feeling safe ...., We had an idea that there might be some numbers that had a ghostly quality. The Devils Number 666 came to mind, but that didn't really fit the bill. , Then came that Aha! moment. There are special numbers of many kinds, and amongst them are the twin primes. Numbers like 11 and 13, 41 and 43, 59 and 61 are examples of twin primes, They are all primes numbers that differ by 2. One of the unsolved problems of maths is the hypothesis that...

• Spooky Names
October 13, 2016

Maths and Halloween do mix!, Spatial ability develops in tandem with hands-on experiences. Experiences where the hands-on activity, in this case painting and folding, will lead to changes., I tried using the name of a person,  written quickly along a fold line in wettish white paint and with feathering to each letter. My first trial we with the name Pete., , Quickly folding before the paint dries gives a partially predictable resulting symmetry., , I discovered that a couple of google-eyes...

• Halloween Party Time
October 11, 2016

So what does your kitchen counter look like in the holidays?, As you can see ours is covered in our first take on ‘maths at Halloween’., Watch this space as we post some Halloween maths activities and problems over the coming days. Hope you are having as much fun as we are this holiday...