Cut four triangles from a square as shown in the picture. How many
different shapes can you make by fitting the four triangles back
What is the greatest number of squares you can make by overlapping
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?
Here is another triangular shape made from arranging circles.
Move just three of the circles so that the triangle faces in the opposite direction.
You could use this interactivity to try out your ideas: