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Games Playing with sounds

This lesson introduces some basic ideas about sound.

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.

Is noise harmful?

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

Can we understand the language of animals?

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

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.

Go with the flow

In this lesson, you can get to know some interesting facts about flows of fluids and gases.

Weed or herb?

There are plenty of weeds and herbs on fields, agricultural areas and even in carefully tended gardens.

The evolution of stars

Let's learn about the life cycles of stars.

Insects and insectivores on meadows

In summer, meadows are full of noisy bugs. Like always, if there are a lot of bugs, there will be a lot of animals feeding on them as well.

Beasts of the forest

Learn about the deer and the wild boar, two large animals that inhabit temperate deciduous forests.

What happens on the surface?

Learn how fluid molecules interact with each other and their environment.

Addictions

This lesson presents the harmful effects of addictions on the human body.

Legends and facts – Who was Albert Einstein?

Albert Einstein’s life is surrounded by numerous legends, but the facts about him are also quite interesting.

Am I healthy? Can I be ill?

“Health” and “illness” refer to two opposite states of the body. This lesson is about these states.

Is the buoyant force with you?

In this lesson, you will learn about buoyancy and the conditions of floating for objects.

The restless Earth

How are earthquakes formed? What keeps tectonic plates in motion?

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