The Tomato and the Bean
At the beginning of May, Tom put his tomato plant outside. On the same day he sowed a bean in another pot. When will the two be the same height?
At the beginning of May, Tom put his tomato plant outside. On the same day he sowed a bean in another pot. When will the two be the same height?
Use the information about Sally and her brother to find out how many children there are in the Brown family.
Complete the squares - but be warned some are trickier than they look!
This is a game for two players. Can you find out how to be the first to get to 12 o'clock?
Ben and his mum are planting garlic. Can you find out how many cloves of garlic they might have had?
Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.
"Ip dip sky blue! Who's 'it'? It's you!" Where would you position yourself so that you are 'it' if there are two players? Three players ...?
Sweets are given out to party-goers in a particular way. Investigate the total number of sweets received by people sitting in different positions.
In these addition games, you'll need to think strategically to get closest to the target.
Use the interactivities to fill in these Carroll diagrams. How do you know where to place the numbers?
Try out this number trick. What happens with different starting numbers? What do you notice?
Four bags contain a large number of 1s, 3s, 5s and 7s. Can you pick ten numbers from the bags so that their total is 37?
A hundred square has been printed on both sides of a piece of paper. What is on the back of 100? 58? 23? 19?