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Use the lines on this figure to show how the square can be divided into 2 halves, 3 thirds, 6 sixths and 9 ninths.
How many different triangles can you make on a circular pegboard that has nine pegs?
Each of the nets of nine solid shapes has been cut into two pieces. Can you see which pieces go together?
How good are you at estimating angles?
On the graph there are 28 marked points. These points all mark the vertices (corners) of eight hidden squares. Can you find the eight hidden squares?
These points all mark the vertices (corners) of ten hidden squares. Can you find the 10 hidden squares?