Putting a candle out with carbon dioxide

What should we look out for in wine cellars? In this experiment we produce carbon dioxide with vinegar and baking powder.

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Beverage machine - Part 1

Is it possible to turn pure water into a soft drink in a few seconds?

Fysikere, der ændrede verden

Disse store forskere havde en enorm indflydelse på udviklingen indenfor fysik.

Varmluftballon

En varmluftballon er en ballon, der løftes af varm luft.

Let's measure time!

This lesson presents timekeeping devices and the types and units of time measurement.

Games Playing with sounds

This lesson introduces some basic ideas about sound.

Sound waves all around us • Part 2

In this lesson you will learn more about how sound propagates.

Archimedes' seesaw

In this experiment, we use buoyancy to study the balance of two glasses of water.

Balloon on a skewer

Learn how to pierce a balloon without popping it.

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