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.

Am I healthy? Can I be ill?

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

Weed or herb?

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

Our home, the Earth

A lesson about the landforms and continents of Earth.

Is the buoyant force with you?

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

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.

The birth of mountains

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

From root to leaf

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

Common field crops

Get to know some of the plants that are grown in agricultural fields.

The restless Earth

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

Mountains of fire

Learn about the inner forces of Earth and the formation of volcanoes.

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.

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