Games Playing with sounds

This lesson introduces some basic ideas about sound.

Is noise harmful?

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

Do you understand what I am telling you?

In this lesson you will learn about the basics of speech perception and language acquisition.

How can humans speak?

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

How do we hear?

This lesson helps you understand the process of hearing.

Can we understand the language of animals?

Find out interesting pieces of information about the communication of animals.

What is CRISPR?

A lesson about the benefits and limitations of genetic engineering.

What will happen to us?

Let's find solutions to the global environmental issues!

Things you should know about coronaviruses and COVID-19

Simple, straightforward information about the coronavirus epidemic.

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.

Waves and sound

A summary of the physics of waves for high school students.

Anton Pavlovich Chekhov

In this lesson, you can learn about the famous Russian writer.

Creative destruction

Over millions of years, even mountains are transformed.

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.

Renaissance I. – The birth of a new style

The Renaissance, which originated in Italy, was inspired by Ancient Greek and Roman art.

I study at home: Herbs and medicinal plants

In this lesson, you can learn about various herbs and spices.

The theory of relativity

The theory of relativity explained like you've never seen before.

Where does energy come from?

A lesson about the most common energy sources.

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