This experiment is actually more math than science, but it is such a surprising demonstration that I decided to include it. It is really very simple, once you think about it, and all you need is:

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I have loved dinosaurs since I was 4 years old. They lead me to my interest in science, caused me to study geology in college, and lead me to my first job as a geology instructor at the Memphis Pink Palace Museum. They were incredible creatures, ranging in size from tiny to huge. How big were dinosaurs? Here is a way that you can find out.

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Put a coin through a hole that is smaller than the coin, without tearing the paper!

Instead of measuring with a ruler, try measuring with your foot.

This project has Science Fair potential

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Try this easy way to visualize how gravity differs from planet to planet.

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Use the Flash-Bang method to measure how far away the bolt was, and how long it was.

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How fast can you throw a piece of paper?

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When we say that something is as light as air, what does that really mean?

Can an empty space have only one side?

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Big Numbers

How to grasp really big numbers.

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What's the Password?

How easy is it to crack a password?

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Measuring Lightning

How far away did that lightning strike?

Can you really change the speed of light? Of course you can!

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Link to Microwave Chocolate

Use chocolate and your microwave oven to measure the speed of light.

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