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Balancing 2

Meg and Mo still need to hang their marbles so that they balance, but this time the constraints are different. Use the interactivity to experiment and find out what they need to do.

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Balancing 3

Mo has left, but Meg is still experimenting. Use the interactivity to help you find out how she can alter her pouch of marbles and still keep the two pouches balanced.

Balancing 1

Age 11 to 14 Challenge Level:

This problem offers an interactive environment that introduces students to moments of force by asking them to consider how a balance is affected by altering the weights and the distances from the centre.

Balancing 2 and Balancing 3 are follow up problems.