Being Collaborative - Number

American Billions

Age 11 to 14
Challenge Level

Play the divisibility game to create numbers in which the first two digits make a number divisible by 2, the first three digits make a number divisible by 3...

Factors and Multiples Game

Age 7 to 16
Challenge Level

A game in which players take it in turns to choose a number. Can you block your opponent?

Connect Three

Age 11 to 16
Challenge Level

In this game the winner is the first to complete a row of three. Are some squares easier to land on than others?

All in a Jumble

Age 11 to 14
Challenge Level

My measurements have got all jumbled up! Swap them around and see if you can find a combination where every measurement is valid.

Magic Letters

Age 11 to 14
Challenge Level

Charlie has made a Magic V. Can you use his example to make some more? And how about Magic Ls, Ns and Ws?

Olympic Measures

Age 11 to 14
Challenge Level

These Olympic quantities have been jumbled up! Can you put them back together again?

Up, Down, Flying Around

Age 11 to 14
Challenge Level

Play this game to learn about adding and subtracting positive and negative numbers