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Create a pattern on the small grid. How could you extend your pattern on the larger grid?

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Make a chair and table out of interlocking cubes, making sure that the chair fits under the table!

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Try continuing these patterns made from triangles. Can you create your own repeating pattern?

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Daisy and Akram were making number patterns. Daisy was using beads that looked like flowers and Akram was using cube bricks. First they were counting in twos.

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A hundred square has been printed on both sides of a piece of paper. What is on the back of 100? 58? 23? 19?

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Use the interactivity to help get a feel for this problem and to find out all the possible ways the balls could land.

Challenge Level

These caterpillars have 16 parts. What different shapes do they make if each part lies in the small squares of a 4 by 4 square?

Challenge Level

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?

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This challenge involves eight three-cube models made from interlocking cubes. Investigate different ways of putting the models together then compare your constructions.

Challenge Level

Here are some arrangements of circles. How many circles would I need to make the next size up for each? Can you create your own arrangement and investigate the number of circles it needs?

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In how many different ways can you break up a stick of 7 interlocking cubes? Now try with a stick of 8 cubes and a stick of 6 cubes.

Challenge Level

How many possible necklaces can you find? And how do you know you've found them all?