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Is noise harmful?

Noise surrounds us everywhere, but it can be harmful. Let's see how.

How can humans speak?

This lesson presents the development of human speech and the structure and functioning of the organs of speech.

What is CRISPR?

A lesson about the benefits and limitations of genetic engineering.

Do you have enough energy?

In the lesson, you will learn how many minutes of running uses up the energy that a chocolate bar gives you.

Under pressure

In this lesson, you will find answers to questions about the pressure of solids, liquids and gases.

What is in the shrubs?

This lesson presents the European garden spider and the castor bean tick, two species that live at the shrub level of temperate forests.

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