Find out what a "fault-free" rectangle is and try to make some of your own.

Can you find all the different ways of lining up these Cuisenaire rods?

An environment which simulates working with Cuisenaire rods.

A thoughtful shepherd used bales of straw to protect the area around his lambs. Explore how you can arrange the bales.

Train game for an adult and child. Who will be the first to make the train?

Use the Cuisenaire rods environment to investigate ratio. Can you find pairs of rods in the ratio 3:2? How about 9:6?

These squares have been made from Cuisenaire rods. Can you describe the pattern? What would the next square look like?

Using only the red and white rods, how many different ways are there to make up the other colours of rod?

Using the picture of the fraction wall, can you find equivalent fractions?

Use the fraction wall to compare the size of these fractions - you'll be amazed how it helps!

Pick two rods of different colours. Given an unlimited supply of rods of each of the two colours, how can we work out what fraction the shorter rod is of the longer one?