Not Just a pretty 100face!

Check out #hundred face on twitter. This was a trending hashtag in the Maths Twitter Blog-o-sphere (MTBos for short) a couple of years ago. It’s a great way to play with numbers. Challenge On Boarding…

Every turn, a different sized line

This challenge gets us looking at concepts like perimeter and a using lines each with a different measure. Challenge On Boarding – Rectangles and perimeter What is the perimeter? Perimeter is a measure of the…

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…

Turning times tables inside out

Challenge On Boarding – Is it a factor? Divisibility Take a number, say 45.  Just looking at it can get you some information about its factors.  For example, it is an odd number, which just…

The X factors (and products)

This series of challenges are based on multiplication tables and mainly introduce the idea that you can create your own tables by choosing the factors and working out all the products. Challenge On Boarding –…

A Twenty-something Quadrant

Challenge On Boarding – Orientation of Lines The orientation of a line is the direction that the line goes in or could be considered as the angle that the line makes with the axes on…

Polyhexes are a beautiful thing

Polyhexes are like polyominoes but made up of hexagons instead. These are activities about these very tessellatable, rotatable and flippable shapes! Challenge On Boarding – How to make a polyhex Find the smaller polyhexes by…

Spinning and Flipping a Square

This week’s challenge takes a square (that could look a bit like a face (or layer) of a Rubik’s cube and challenges you to notice which moves produce which change in orientation. Challenge On Boarding…