Perimeter, area, surface area and volume

This animation presents the formulas to calculate the perimeter and area of shapes as...

Tyrannosaurus rex ‘tyrant lizard’

Large carnivores, perhaps the best known of dinosaurs.

Leonardo da Vinci’s workshop (Florence, 16th century)

Visit the workshop of the Renaissance polymath and his most influential inventions and...

Volcanic activity

This animation demonstrates different types of volcanic eruptions.

Four-stroke Otto engine

This animation demonstrates the type of engine most commonly used in cars.

Human body (male)

This animation introduces the most important organ systems of the human body.

Seawater desalination

The desalination process produces drinking water from seawater.

Colosseum (Rome, 1st century)

The most famous and most magnificent amphitheater of Rome was built in the 1st century.

Hagia Sophia (Istanbul)

The church of the "Holy Wisdom," built in the Byzantine Empire, had been one of the...

Acropolis (Athens, 5th century B.C.)

The world's most famous citadel, the Acropolis of Athens was built in the 5th century...

Formation of the Earth and Moon

This animation demonstrates how the Earth and the Moon were formed.

The ear and the mechanism of hearing

The ear converts the vibrations of air into electric signals which are then processed by...

Robots

An entertaining game about different views of spatial objects.

What is the time?

A game to practice the use of analog and digital clocks.

The Suez Canal

The Suez Canal is an artificial waterway connecting the Red Sea and the Mediterranean Sea.

Structure of nitrogen molecules

This animation demonstrates the structure of nitrogen molecules, with one sigma and two...

How does it work? - Gearbox

In transmission systems, the engine torque is modified by reducing or increasing...

Mining at the time of the Industrial Revolution

At the end of the 18th century, mining boomed because of the great need for raw materials...

Offshore natural gas extraction, Norway

The Troll A is an offshore natural gas platform, the largest offshore platform ever...

Geographical discoveries (15th-17th century)

Legendary geographical discoveries at the beginning of the Modern Age had not only...

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