### History of Morse

This short article gives an outline of the origins of Morse code and its inventor and how the frequency of letters is reflected in the code they were given.

### Top Coach

Carry out some time trials and gather some data to help you decide on the best training regime for your rowing crew.

### Statistical Shorts

Can you decide whether these short statistical statements are always, sometimes or never true?

# Archery

##### Age 11 to 14 Challenge Level:

Imagine picking up a bow and some arrows and attempting to hit the target a few times.

You may decide that you need to adjust the sight - perhaps the last person to use the bow was taller or shorter than you, and perhaps there is a sideways wind that you need to take into account.

Use the interactivity below to simulate this situation:
• adjust the sight to suit the new conditions

Can you work out the settings for the sight (coordinates) that give you the best chance of gaining a high score?

Present your conclusion in a way that provides convincing evidence that you have identified the optimum setting.

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