Adrenaline (advanced)

Adrenaline, also known as epinephrine, is a hormone produced in our body in stressful situations and plays an important role in the fight-or-flight response.

Stag beetle

With the example of the stag beetle we demonstrate how insects' muscles function, how insects fly and how they reproduce.

Road transport, articulated lorry

Articulated lorries play an important role in road transport.

The countries of Europe

Learning about the geographic location, capitals and flags of European countries through exercises in three levels of difficulty.

Aeolian landforms on coasts and steppes

Wind, as an external force, plays an important role in shaping coastal areas and steppes.

What kind of food should be on your plate?

This animation helps you learn the basics of healthy eating.

Ratio of volumes of similar solids

This 3D scene explains the correlation between the ratio of similarity and the ratio of volume of geometric solids.

Great Mosque of Djenné (1907)

The mosque, built in a distinctive architectural style, is the largest adobe structure in the world.

American bison

The American bison is the largest land animal in North America.

Thermometers

There are various types of instruments used for measuring temperature.

Rimac Concept One

Rimac Automobili's first model is known as the world's fastest production electric vehicle.

The Zuiderzee Works and the Delta Works (Netherlands)

Remarkable civil engineering works to continue the Netherland's centuries-long fight against the sea.

The sense organs

Organs that detect signals of the environment or of the body and transmit them to the brain as nerve impulses.

Administrative divisions of China

A presentation of the major administrative units of China.

Axolotl

The axolotl, also known as Mexican salamander, is an amphibian species that keeps its gills even in adulthood.

Nitric acid (HNO₃)

One of the oxoacids of nitrogen. A colourless compound with a pungent odour, a strong oxidant.

Ragusa (Croatia, 16th century)

Today called Dubrovnik, this Croatian city is known for its spectacular architecture and beautiful location.

Administrative divisions of the Netherlands

This animation presents the provinces and provincial capitals of the Netherlands.

Fullerene (C₆₀)

A crystalline allotrope of carbon which was discovered at the end of the 1980s.

Regular square pyramid

A regular square pyramid is a right pyramid with a square base and four triangular faces.

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