You may also like

problem icon

Tea Cups

Place the 16 different combinations of cup/saucer in this 4 by 4 arrangement so that no row or column contains more than one cup or saucer of the same colour.

problem icon

Teddy Town

There are nine teddies in Teddy Town - three red, three blue and three yellow. There are also nine houses, three of each colour. Can you put them on the map of Teddy Town according to the rules?

problem icon

4 Dom

Use these four dominoes to make a square that has the same number of dots on each side.

Last Biscuit

Age 11 to 16 Challenge Level:
This is a game for two players.

You could start with 12 biscuits (or buttons, or pebbles, or...) and put four biscuits (or buttons, or pebbles, or...) into one jar and eight into the other jar (you just need to make two groups).

jarsjars

Each player can take biscuits in one of two ways:
1. By taking any number they like from just one jar or
2. By taking the same amount from both jars.

The winner is the person who takes the last biscuit/s.

Play the interactive version here

Think carefully! See if you can discover a winning strategy before your friends do.

Printable NRICH Roadshow resource.