Russian Tsar Peter I with his wife

Influenced by Western Europe, the Tsar attempted to modernise the Russian Empire.

Solids of revolution (exercise)

An exercise about the generation of solids of revolution.

Seas and bays

This animation demonstrates the most important seas and bays.

Battle of Zama (202 BC)

Scipio’s Roman army defeated Hannibal’s Punic army in the battle fought during the 2nd Punic war in Africa.

Ancient Greek merchant ship

Ancient Greeks became the ‘carters of the sea’ thanks to their advanced sailing ships.

Precision agriculture

This animation demonstrates the use of modern technology in agriculture.

Zither

A zither is one of the typical instruments of Hungarian folk music, played by strumming or plucking the strings.

Firearms

Competing with each other in the 19th and 20th centuries, the world´s most powerful nations made great efforts to develop effective firearms.

The Battle of Gaugamela (331 BC)

The battle, that is considered to be a tactical masterpiece, meant a decisive victory for Alexander the Great against Persia.

Four colour theorem

Colour a map with the fewest number of colours possible, so that no two adjacent regions have the same colour.

Archimedes’ screw (3rd century BC)

The screw pump commonly attributed to Archimedes made irrigation much more effective

Cromwell´s Ironsides (17th century)

The Ironsides were members of the Parliamentarian cavalry formed by Oliver Cromwell during the English Civil War.

Ring closure of glucose

The animation demonstrates the process of ring closure of open-chain glucose into alpha- and beta-D-glucose.

Ara Pacis Augustae (Rome, 1st century BC)

The Altar of Peace, commissioned during the reign of Augustus, was one of the most important works of ancient Roman art.

Granary in the Indus Valley

Ancient Indians built huge, naturally ventilated storehouses.

The Great Stupa (Sanchi, 2nd century BC)

The masterpiece of Buddhist architecture is located in India.

Shape games

Find views and nets of three-dimensional shapes.

Belgrade (15th century)

The castle of Belgrade (Nándorfehérvár) was one of the most important components in the chain of Hungarian border forts.

Ancient Indian war elephant

Ancient Indian war elephants were used as ´tanks´ in battles.

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