problem
Inside triangles
Age
5 to 7
Challenge level
How many different triangles can you draw on the dotty grid which each have one dot in the middle?
problem
Button-up
Age
5 to 7
Challenge level
My coat has three buttons. How many ways can you find to do up all the buttons?
problem
Poly plug rectangles
Age
5 to 11
Challenge level
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?
problem
Plants
Age
5 to 14
Challenge level
Three children are going to buy some plants for their birthdays. They will plant them within circular paths. How could they do this?
problem
Find the difference
Age
5 to 7
Challenge level
Place the numbers 1 to 6 in the circles so that each number is the difference between the two numbers just below it.