Have a go at these activities which will help you get to grips with some of the main ideas about place value - being able to order numbers and knowing how important the position of a digit is in a number.
Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?
There are six numbers written in five different scripts. Can you sort out which is which?
This 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?
There are nasty versions of this dice game but we'll start with the nice ones...