Find out what a Deca Tree is and then work out how many leaves there will be after the woodcutter has cut off a trunk, a branch, a twig and a leaf.
This 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?
Dicey Operations for an adult and child. Can you get close to 1000 than your partner?
There are six numbers written in five different scripts. Can you sort out which is which?
There are nasty versions of this dice game but we'll start with the nice ones...
Who said that adding, subtracting, multiplying and dividing couldn't be fun?