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Can we understand the language of animals?

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

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.

Things you should know about coronaviruses and COVID-19

Simple, straightforward information about the coronavirus epidemic.

What will happen to us?

Let's find solutions to the global environmental issues!

What is metabolism?

In the body, substances are continiuously absorbed and released.

How does the human body change?

A lesson about the changes that take place in our bodies throughout our lifetime.

Is the buoyant force with you?

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


Learn about the concepts of floor plan, map, and map scale.

Am I healthy? Can I be ill?

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

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.

From root to leaf

Let's follow the path of water in plants from the roots to the leaves

Decrease the amount of waste

Humans produce an increasing amount of waste. A change in our lifestyle could significantly reduce the production of household waste.

The material and energy flow of households

Apartments are like living organisms, there is a constant exchange of energy and materials between apartments and the environment.

Weed or herb?

A réteken, szántóföldeken és a gondosan ápolt kertekben is rengeteg növény telepedhet meg.

The birth of mountains

In this lesson, you will learn how mountains are formed.

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