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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 happens on the surface?

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

The evolution of stars

Let's learn about the life cycles of stars.

Weed or herb?

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

Go with the flow

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

Addictions

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

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.

Common field crops

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

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.

Why is smoking harmful?

Learn about the harmful effects of smoking.

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.

Einstein's discoveries

Albert Einstein was one of the most acknowledged and best-known scientists of the 20th century. Do you know what discoveries he made?

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.

Geothermal energy

Where does the energy of Earth come from and how can we use it?

Cardiovascular diseases Part 1

This lesson presents some types of cardiovascular diseases, including their diagnoses and treatment options.

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