April

Simpson and his donkey

Anzac Day April 25 The air crackled with the sound of rifle and machine gun fire. The earth shuddered from the explosions of cannon shells. Through this storm of death, thousands of soldiers…

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How long, how fast, how hot, how heavy?

Twenty-four hours a day

Why do we have twenty-four hours in a day? Why not twenty hours? Or sixteen hours? As a matter of fact, we have twenty-four hours in a day simply because the Egyptians did. They invented the…

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Mathemagic

The biggest number

What’s the very biggest number there is? Is it a million? That’s one followed by six zeros—1,000,000. No, one million isn’t the biggest number. There can be many millions. For example, the earth…

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