Making longer, making shorter
Ahmed is making rods using different numbers of cubes. Which rod is twice the length of his first rod?
Ahmed is making rods using different numbers of cubes. Which rod is twice the length of his first rod?
Annie and Ben are playing a game with a calculator. What was Annie's secret number?
These caterpillars have 16 parts. What different shapes do they make if each part lies in the small squares of a 4 by 4 square?
Place the numbers 1 to 6 in the circles so that each number is the difference between the two numbers just below it.
A game for 2 or more players. Practise your addition and subtraction with the aid of a game board and some dried peas!
Can you work out how many flowers there will be on the Amazing Splitting Plant after it has been growing for six weeks?
Arrange the numbers 1 to 6 in each set of circles below. The sum of each side of the triangle should equal the number in its centre.
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.