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These two group activities use mathematical reasoning - one is numerical, one geometric.

Consecutive Numbers

An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.

Exploring Wild & Wonderful Number Patterns

EWWNP means Exploring Wild and Wonderful Number Patterns Created by Yourself! Investigate what happens if we create number patterns using some simple rules.

Two Egg Timers

Age 7 to 11
Challenge Level

You have two egg timers.

One takes 4 minutes exactly to empty and the other takes 7 minutes.

What times in whole minutes can you measure and how? (You can ignore the time it takes to reset the timers.)

Egg Timers