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Number - Primary Teachers
This collection of resources will support understanding of number.
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problem
Fencing Lambs
7 to 11
A thoughtful shepherd used bales of straw to protect the area
around his lambs. Explore how you can arrange the bales.
problem
Presents
7 to 11
We need to wrap up this cube-shaped present, remembering that we can have no overlaps. What shapes can you find to use?
problem
More and More Buckets
7 to 11
In this challenge, buckets come in five different sizes. If you choose some buckets, can you investigate the different ways in which they can be filled?
problem
The Koch Snowflake
16 to 18
Explore the strange geometrical properties of the Koch Snowflake.
problem
Difference of Odd Squares
14 to 18
$40$ can be written as $7^2 - 3^2.$ Which other numbers can be written as the difference of squares of odd numbers?
problem
Favourite
Area and Perimeter
7 to 11
What can you say about these shapes? This problem challenges you to create shapes with different areas and perimeters.
problem
Favourite
Nine-Pin Triangles
7 to 11
How many different triangles can you make on a circular pegboard that has nine pegs?
problem
Favourite
Three Dice
7 to 11
Investigate the sum of the numbers on the top and bottom faces of a line of three dice. What do you notice?