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Medieval Arab torpedo (Hassan Al Rammah, 13th century)

The medieval Arab inventor, Hassan Al Rammah designed the world's first operating torpedo.

Junkers JU-52 (1932)

The most popular European-made transport aircraft before World War II.

Ötzi, the Iceman

The mummified body of a man who probably lived in the Chalcolithic period, was found in one of the glaciers of the Alps.

Carbon monoxide (CO) (intermediate)

Colourless, odourless gas, highly toxic to humans and animals in high concentration.

Volume and surface area (exercise)

An exercise about the volume and surface area of solids generated from a ´base cube´.

Motorcycle

This animation demonstrates the construction of motorcycles.

Junkers G 24 floatplane

A floatplane (sometimes called hydroplane) is an aircraft capable of taking off not only dry land, but water too.

How does it work? - Combine harvester

Combine harvesters are machines that harvest and thresh grain crops.

How does it work? - Impulse steam turbine

This animation demonstrates the structure and operation of impulse turbines.

The Hungarian army in the 15th century (cavalry)

One of the main units of Matthias Corvinus´ Black Army was the cavalry.

Domestic dog

Dogs are the domesticated subspecies of grey wolves.

Colouring a cube

Colouring the vertices, edges and faces of a given cube according to the criteria specified in the exercise.

Medieval knight

Medieval knights were vassals of feudal lords and fought on horseback in battles.

Helicopter (BELL 206 Jet Ranger)

The Canadian helicopter is one of the most widely used helicopters in the world.

Soma cube

Three-dimensional assembly puzzle with solutions.

Sabre-toothed cat

Large, extinct species of cats named after the shape of their large canine teeth.

Knights’ hall

One of the most important parts of a medieval castle was the Knights´ hall.

Forms of government and official state languages

The animation shows the forms of government and official languages of the world´s countries.

Battle of Trafalgar (1805)

The British Royal Fleet led by Admiral Lord Nelson defeated the combined Franco-Spanish fleet in the naval battle during the Napoleonic Wars.

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