This animation demonstrates various types of cones and pyramids.
The Széchényi Chain Bridge, named after István Széchenyi, was the first permanent bridge across the Danube between Pest and Buda.
Small farms usually located near the border of rural towns, inhabited by peasants.
The theorem formulated by Leonhard Euler describes one of the basic properties of convex polyhedra.
The structure of fortresses developed together with military technology.
The characteristic colours of the common kingfisher aid the bird in catching its prey.
This animation demonstrates the development of freight transport, from horse-drawn carts to modern lorries.
The surface of a sphere consists of the set of points which are all at the same distance from a given point in space.
During World War I, Britain was part of the military alliance called the ´Triple Entente´.
German sordiers in the First World War were well trained and used modern weapons.
Calculating the volume of a sphere is possible using an appropriate cylinder and cone.
Subterranean rodents widespread in Central- and Eastern Europe.
Several European countries joined the conquest of the New World, making America a colourful continent.
A transitional form between fish and tetrapods, or four-limbed vertebrates.
Television, invented in the early 20th century, became one of the basic forms of entertainment.
The protective embankment, or, in case of minor floods, the summer dyke ensures the protection against flood damage.
Soldiers of the ancient Macedonian Kingdom were dreaded warriors.
One of the most important battles of World War II proved to be a turning point of the War in the Pacific
The Gaul city Alesia, which was defended by Vercingetorix, was besieged by the Roman forces of Julius Caesar in 52 BC.
One of the most important parts of a medieval castle was the Knights´ hall.