Steam turbine

A drink can, water and a Bunsen burner can be used to create a special steam turbine.

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Resonance straw

Find out how to move the straws without touching them, using the phenomenon of resonance.

Suction pumps and direct action pumps

Direct action pumps and suction pumps are among the simplest water pumps.

Balloon on a skewer

Learn how to pierce a balloon without popping it.

Re-lighting a candle

Can a candle be re-lit if the flame of the match does not even touch it?

The Doppler effect

This lesson helps to understand the Doppler effect.

Games Playing with sounds

This lesson introduces some basic ideas about sound.

Forces

The animation shows the way forces act on wheeled vehicles and vehicles with runners.

The physics of submarines

This lesson presents the concepts of density and buoyancy through the operation of the...

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