4 Dom
Use these four dominoes to make a square that has the same number of dots on each side.
Use these four dominoes to make a square that has the same number of dots on each side.
Three children are going to buy some plants for their birthdays. They will plant them within circular paths. How could they do this?
Can you find all the ways to get 15 at the top of this triangle of numbers? Many opportunities to work in different ways.
In these addition, subtraction, multiplication and division games, you'll need to think strategically to get closest to the target.
We can arrange dots in a similar way to the 5 on a dice and they usually sit quite well into a rectangular shape. How many altogether in this 3 by 5? What happens for other sizes?
Lola bought a balloon at the circus. She gave the clown six coins to pay for it. What could Lola have paid for the balloon?
Put operations signs between the numbers 3, 4, 5 and 6 to make the highest possible number and lowest possible number.
On the planet Vuv there are two sorts of creatures. The Zias have 3 legs and the Zepts have 7 legs. The great planetary explorer Nico counted 52 legs. How many Zias and how many Zepts were there?
48 is called an abundant number because it is less than the sum of its factors (without itself). Can you find some more abundant numbers?
The value of the circle changes in each of the following problems. Can you discover its value in each problem?