Ancient Greeks became the ‘carters of the sea’ thanks to their advanced sailing ships.
Scipio’s Roman army defeated Hannibal’s Punic army in the battle fought during the 2nd Punic war in Africa.
Colouring the vertices, edges and faces of a given cube according to the criteria specified in the exercise.
Threshing machines are used for separating grains from straw.
The Canadian helicopter is one of the most widely used helicopters in the world.
Ancient Indians built huge, naturally ventilated storehouses.
The castle of Belgrade (Nándorfehérvár) was one of the most important components in the chain of Hungarian border forts.
This animation demonstrates birds' bones and eggs through the example of the common blackbird.
The geographical distribution of major (world) religions has been influenced by historical events.
A colourless, heavier-than-air gas. Its geometric isomer is trans-2-butene.
A liquid with a characteristic unpleasant odour and a low boiling point.
A colourless liquid with an odour similar to benzene. The monomer of polystyrene.
Colourless, odourless gas used as a standard in NMR spectroscopy.
This animation demonstrates the geographical regions of Hungary.
Find present-day countries related to notable historical personalities.
This animation presents the regions, counties and cities of Hungary.
The first member in the homologous series of 1-alkenes.
Napoleon Bonaparte´s Grande Armée was considered invincible.
A colourless gas with a pungent odour. It is widely used in industry.
The compound of hydrogen and oxygen. Colourless, odourless liquid; heavier than water.