
Let's investigate triangles
Vincent and Tara are making triangles with the class construction set. They have a pile of strips of different lengths. How many different triangles can they make?
Vincent and Tara are making triangles with the class construction set. They have a pile of strips of different lengths. How many different triangles can they make?
In this town, houses are built with one room for each person. There are some families of seven people living in the town. In how many different ways can they build their houses?
What do you notice about these squares of numbers? What is the same? What is different?
Here are some rods that are different colours. How could I make a yellow rod using white and red rods?
How many different triangles can you draw which each have one dot in the middle?
Use five steps to count forwards or backwards in 1s or 10s to get to 50. What strategies did you use?
Which two items of fruit could Kate and Sam choose? Can you order the prices from lowest to highest?
If you put three beads onto a tens/ones abacus you can make the numbers 3, 30, 12 or 21. What numbers can be made with six beads?
In this activity, shapes can be arranged by changing either the colour or the shape each time. Can you find a way to do it?
How many different ways can you find to join three equilateral triangles together? Can you convince us that you have found them all?
In this problem it is not the squares that jump, you do the jumping! The idea is to go round the track in as few jumps as possible.
If there are 3 squares in the ring, can you place three different numbers in them so that their differences are odd? Try with different numbers of squares around the ring. What do you notice?
This is a game for two players. Can you find out how to be the first to get to 12 o'clock?
In how many different ways can you break up a stick of seven interlocking cubes? Now try with a stick of eight cubes and a stick of six cubes. What do you notice?
Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.
The computer has made a rectangle and will tell you the number of spots it uses in total. Can you find out where the rectangle is?
There were cola bottles for 2p, mini eggs for 3p, marshmallow twists for 5p and lollipops for 7p in the sweet shop. What could each of the children buy with their money?
Four bags contain a large number of 1s, 3s, 5s and 7s. Can you pick any ten numbers from the bags so that their total is 37?
How many possible symmetrical necklaces can you find? How do you know you've found them all?