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An exercise about the volume and surface area of solids generated from a ´base cube´.
Dogs are the domesticated subspecies of grey wolves.
By varying the position of the light source, you can examine the shades projected onto the planes of the coordinate system.
The iron lattice tower, erected for the 1889 World Fair, became the symbol of the capital city of France.
This animation demonstrates several types of prisms, from general to regular.
This animation demonstrates how a washing machine works.
The Gaul city Alesia, which was defended by Vercingetorix, was besieged by the Roman forces of Julius Caesar in 52 BC.
Hovercraft are capable of travelling at high speed above the surface of water.
Colour a map with the fewest number of colours possible, so that no two adjacent regions have the same colour.
Caliphs, considered successors of the Prophet Muhammad, were the most important religious leaders of Islam.
One of the most important parts of a medieval castle was the Knights´ hall.
Ancient Persian monarchs were famous for the size of their empire and their wealth.
A zither is one of the typical instruments of Hungarian folk music, played by strumming or plucking the strings.
Subterranean rodents widespread in Central- and Eastern Europe.
American soldiers fought in almost all major theatres of World War II.
This animation demonstrates the states and largest cities of the USA.
Soldiers of the Wehrmacht in World War II were well-trained and well-equipped with modern weapons.
Medieval kings were typically depicted sitting on their thrones, wearing a crown and the Royal regalia.
The structure of fortresses developed together with military technology.
This animation demonstrates the development of freight transport, from horse-drawn carts to modern lorries.