List

Interactive games and puzzles (14-16)

Factors and Multiples Game
game
Favourite

Factors and multiples game

Age
7 to 16
Challenge level
filled star empty star empty star

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

Diamond Collector
game
Favourite

Diamond collector

Age
11 to 16
Challenge level
filled star empty star empty star

Collect as many diamonds as you can by drawing three straight lines.

Charlie's delightful machine
problem

Charlie's delightful machine

Age
11 to 16
Challenge level
filled star empty star empty star

Here is a machine with four coloured lights. Can you develop a strategy to work out the rules controlling each light?

Nine Colours
problem

Nine colours

Age
11 to 16
Challenge level
filled star filled star filled star
Can you use small coloured cubes to make a 3 by 3 by 3 cube so that each face of the bigger cube contains one of each colour?
Finding factors
problem

Finding factors

Age
14 to 16
Challenge level
filled star empty star empty star

Can you find the hidden factors which multiply together to produce each quadratic expression?

Which spinners?
problem

Which spinners?

Age
14 to 18
Challenge level
filled star empty star empty star
Can you work out which spinners were used to generate the frequency charts?