Do you understand what I am telling you?

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

Can we understand the language of animals?

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

Is noise harmful?

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

How do we hear?

This lesson helps you understand the process of hearing.

How can humans speak?

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

Games Playing with sounds

This lesson introduces some basic ideas about sound.

What will happen to us?

Let's find solutions to the global environmental issues!

The giants of the Solar System

This lesson introduces you to the outer planets of the Solar System, that is the giant planets.

Space adventurers: Space travel

In this lesson you will learn about the presence of humans in space in the past, present and future.

Do reptiles ever get cold?

This lesson presents interesting facts about reptiles and their life.

Are all forests alike?

This lesson presents the different types of forests and their layers.

How do we see? The human eye

This lesson presents the anatomy of the eye, the mechanism of vision, and common vision problems.

Is glass a liquid or a solid?

A lesson about the special properties of glass, the process of glassmaking and the various types of glass.

How did humans conquer the air?

This lesson presents the most important milestones in the history of aviation.

What do we know about teeth?

The lesson introduces you to various types of teeth and their functions.

The anatomy of the heart (intermediate)

This lesson introduces the position and anatomy of the heart, as well as the blood flow and heart sounds.

Are poison dart frogs poisonous?

Find out interesting facts about the anatomy of amphibians and their vital processes.

Sound waves all around us • Part 1

This lesson is about the sound waves surrounding us.

How to feed your T-rex

The lesson introduces you to the features of Tyrannosaurus rex.

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