This practical problem challenges you to create shapes and patterns with two different types of triangle. You could even try overlapping them.
What do these two triangles have in common? How are they related?
Cut a square of paper into three pieces as shown. Now,can you use the 3 pieces to make a large triangle, a parallelogram and the square again?
Make a flower design using the same shape made out of different sizes of paper.
Have a go at making a few of these shapes from paper in different sizes. What patterns can you create?
A very mathematical light - what can you see?
Jennifer Piggott and Charlie Gilderdale describe a free interactive circular geoboard environment that can lead learners to pose mathematical questions.