Santa Maria (15th century)

Christopher Columbus' three-masted carrack, the Santa Maria was the flagship of his first, landmark voyage.

Parts of the human body

This animation demonstrates the parts of the head, the torso and the limbs.

The human eye

The eye is one of our most important sense organs. When stimulated by light, electric impulses are produced by its receptors.

Windmill

Machines converting the energy of wind into useful forms of power were already in use in the Middle Ages.

Lymphatic system

Lymph vessels carry lymph to the blood vessels, while lymph nodes are integral parts of the immune system.

Rivers and landforms

Rivers play an important role in shaping the Earth's surface: they cause erosion as well as carrying and depositing sediment.

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 in the dynamically developing industry.

Ancient Egyptian house

An average Egyptian dwelling consisted of regularly arranged rooms.

The science of candles

Candles have been used for lighting since ancient times.

Globe Theatre (London, 17th century)

One of the directors of the circular, open-air Renaissance theatre in London was William Shakespeare.

Deep-sea hydrothermal vents

A hydrothermal vent is a fissure in the planet's surface through which geothermally heated water erupts.

The Sun's path above the major circles of latitude

The apparent movement of the Sun is caused by the Earth's rotation around its axis.

Aluminium smelting

Aluminium smelting is the process of extracting aluminium from alumina by electrolysis.

Titanic (1912)

RMS Titanic was the largest passenger ship at the beginning of the 20th century.

Scale exercises

An interesting logical exercise: you have many weights that look the same, you have to find the only one that is different.

Viking stave church (Borgund, 13th century)

A wooden church built in the 12th-13th centuries, the best preserved of Norway´s stave churches.

The Panama Canal

The Panama Canal is an artificial waterway created to shorten shipping routes between the Pacific Ocean and the Atlantic Ocean.

Operation of river locks

River locks make rivers with great level differences safe for boating.

Geographical discoveries (15th-17th century)

Legendary geographical discoveries at the beginning of the Modern Age had not only redrawn maps, but also had a truly diverse impact.

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