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Treasure Hunt
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
Transitivity
Suppose A always beats B and B always beats C, then would you expect A to beat C? Not always! What seems obvious is not always true. Results always need to be proved in mathematics.
X-Dice
Explore these X-dice with numbers other than 1 to 6 on their faces. Which one is best?
Spaces for Exploration
Alf Coles writes about how he tries to create 'spaces for exploration' for the students in his classrooms.
Using Books: Maisy Goes Camping
The book 'Maisy Goes Camping' introduces children to the idea of using the size and number of objects to work out how many will fit in a 'tent'.
National Flags
This problem explores the shapes and symmetries in some national flags.