Imagine a large cube made from small red cubes being dropped into a
pot of yellow paint. How many of the small cubes will have yellow
paint on their faces?
Jo made a cube from some smaller cubes, painted some of the faces
of the large cube, and then took it apart again. 45 small cubes had
no paint on them at all. How many small cubes did Jo use?
Choose a couple of the sequences. Try to picture how to make the next, and the next, and the next... Can you describe your reasoning?
Drawing a triangle is not always as easy as you might think!
Use a single sheet of A4 paper and make a cylinder having the greatest possible volume. The cylinder must be closed off by a circle at each end.
What happens to the area and volume of 2D and 3D shapes when you
Which pairs of cogs let the coloured tooth touch every tooth on the
other cog? Which pairs do not let this happen? Why?
A video clip of Jo Boaler talking about Complex Instruction.
Two video clips of classes organised into groups to work on
Group work depends on effective team work. This article describes
attributes of effective team work and links to "Team Building"
problems that can be used to develop learners' team working skills.