Firearms

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

Zulu tribal chief

African tribes have their own distinct cultures.

Wine region

Wines of the Tokaj wine-growing region are well known worldwide.

Four colour theorem

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

The development of automobiles

Automobiles have evolved a lot since the late 19th century.

American soldier (World War II)

American soldiers fought in almost all major theatres of World War II.

Persian monarch (5th century BC)

Ancient Persian monarchs were famous for the size of their empire and their wealth.

Medieval Christian king

Medieval kings were typically depicted sitting on their thrones, wearing a crown and the Royal regalia.

Arab Caliph (7th century)

Caliphs, considered successors of the Prophet Muhammad, were the most important religious leaders of Islam.

Relative position of lines and planes

This animation demonstrates the relative position of lines and planes.

Angle of inclination of lines and planes

This animation demonstrates the angle of inclination of lines and planes in various positions.

Archimedes’ screw (3rd century BC)

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

States and cities of the USA

This animation demonstrates the states and largest cities of the USA.

Arch of Titus (Rome, 1st century)

The Arch of Triumph was built at the entrance of the Forum Romanum, to commemorate Emperor Titus’ victory in the Siege of Jerusalem.

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.

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.

German soldier (World War II)

Soldiers of the Wehrmacht in World War II were well-trained and well-equipped with modern weapons.

Drums

Drums are played by hitting the membrane. There are many versions of drums.

Solids of revolution (exercise)

An exercise about the generation of solids of revolution.

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