Shogi tiles can form interesting shapes and patterns... I wonder whether they fit together to make a ring?
Tom and Ben visited Numberland. Use the maps to work out the number of points each of their routes scores.
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
A monkey with peaches, keeps a fraction of them each day, gives the rest away, and then eats one. How long can his peaches last?
This article discusses what happens, and why, if you generate chains of sequences getting the next sequence from the differences between the adjacent terms in the sequence before it, eg (7, 2, 8, 3) maps to (5, 6, 5, 4).
This interactivity is designed to help you gain a better understanding of how your lifestyle choices can affect your carbon footprint.
Place four pebbles on the sand in the form of a square. Keep adding as few pebbles as necessary to double the area. How many extra pebbles are added each time?
Using your knowledge of the properties of numbers, can you fill all the squares on the board?
