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What is infrared radiation?

In this lesson you can learn about infrared radiation.

The physics of bicycles

This lesson presents some of the laws of physics through the...

Which devices do we use infrared light?

You can learn about the use of infrared radiation in our everyday...

How does our heart beat?

This lesson presents the structure and functioning of the heart...

Prehistoric artists

Travel back in time and explore the beginnings of art, familiarise...

Is water essential for life?

Water is one of the most important substances on Earth. Let's...

Cardiovascular diseases Part 1

This lesson presents some types of cardiovascular diseases,...

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