How can we group chemical reactions?

The experiments in this lesson will introduce you to the various types of chemical reactions.

A Journey to the Centre of Earth

This lesson presents the internal structure of Earth, the geospheres and their general...

The quest for the philosopher's stone.

In this lesson you will learn about the mysterious world of alchimists.

How do single-celled organisms move?

Let's catch a glimpse into the world of microscopic unicellular organisms!

How long have we used fire?

In this lesson you will learn about the history of fire and the conditions necessary for...

Who would make a good sentinel?

Learn about the human sense organs and their functions and how to keep them healthy.

Let's watch the auroras!

Let's find out interesting facts about the flora and fauna of polar regions and the...

Let's get to know the faces of forests!

In this lesson you will find out where deciduous forests are located on the Earth and...

How do birds fly? Part 1

The plumage and streamlined bodies of birds play a key role in flying.

Become a forensic anthropologist

Find out what types of bones there are and what anthropologists do!

What material are objects made of?

Learn about the properties of materials that objects around us are made of.

Do lichens damage trees?

In this lesson you will familiarise yourselves with special organisms, that is lichens.

Let's measure time!

This lesson presents timekeeping devices and the types and units of time measurement.

How is the aluminium foil made?

This lesson presents the properties, production, and use of aluminium.

Mineral or rock?

In this lesson you will learn more about minerals and rocks.

The Sun - a source of energy

In this lesson you will learn about the Sun and how solar energy can be used.

Pitch and frequency, Part II

Experience the relationship between pitch and frequency through measurements.

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