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How Do Bridge Designs Compare?

An activity to explore the strength of different designs of bridges. You'll need several drinking straws, masking tape, thread, scissors, four paper clips, a paper cup, lots of coins, all the same ...

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Hits: 762

Seesaw Science: The Hammer-Ruler Trick

A simple experiment about moments and centre of mass using just a ruler, hammer, some string and a table.

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Hits: 708

Cup Trick - Marvin and Milo

A Marvin and Milo activity about pressure. All you need is two identical paper or plastic cups.

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Hits: 395

Singing Paperclip Trick - Marvin and Milo

A Marvin and Milo activity about vibration and resonance. All you need is a paperclip, water and two identical wine glasses.

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Hits: 382

How to burn money -- and still spend it later

A trick of soaking a money note in alcohol and water, burning the alcohol without burning the paper.

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Hits: 212

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