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.
Can you continue this pattern of triangles and begin to predict how many sticks are used for each new "layer"?
Amy has a box containing domino pieces but she does not think it is a complete set. She has 24 dominoes in her box and there are 125 spots on them altogether. Which of her domino pieces are missing?
How could you put these three beads into bags? How many different ways can you do it? How could you record what you've done?
Skippy and Anna are locked in a room in a large castle. The key to that room, and all the other rooms, is a number. The numbers are locked away in a problem. Can you help them to get out?
Can you follow the rule to decode the messages?
Investigate the different numbers of people and rats there could have been if you know how many legs there are altogether!