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On Time

On a clock the three hands - the second, minute and hour hands - are on the same axis. How often in a 24 hour day will the second hand be parallel to either of the two other hands?

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Right Time

At the time of writing the hour and minute hands of my clock are at right angles. How long will it be before they are at right angles again?

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LOGO Challenge 1 - Star Square

Can you use LOGO to create this star pattern made from squares. Only basic LOGO knowledge needed.

Estimating Angles

Age 11 to 14 Challenge Level:

This game offers you an opportunity to improve your ability to estimate angles.

You can either play on your own or challenge a friend.

The closer you get to the target angle the more points you will score.

There are four levels:

Level $1: 0-90^\circ$
Level $2: 0-180^\circ$
Level $3: 0-270^\circ$
Level $4: 0-360^\circ$






To use the old Flash version click here.