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Common field crops

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

Weed or herb?

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

Insects in the forest

Numerous insects live on tree trunks, in the foliage and on the ground. Let's learn about...

Water project

In this project, you will perform experiments with water.

Invisible animals: worms

Let's learn about the various types of worms by looking at the characteristics of typical...

How does the human body change?

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

What is metabolism?

In the body, substances are continiuously absorbed and released.

The material and energy flow of households

Apartments are like living organisms, there is a constant exchange of energy and...

Is the buoyant force with you?

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

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...

The restless Earth

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

Am I healthy? Can I be ill?

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

From root to leaf

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

What happens on the surface?

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

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