A colourless liquid, a tertiary amide.
A solid, crystalline compound.
Colourless liquid that gives off smoke in moist air.
Place the sites of notable battles in history on a blank map.
This animation demonstrates the types of soil found in Hungary.
The Soviet army became a very powerful power broker after WWI, at first due to its size, later due to its arsenal.
Find historic landmarks on a blank map.
The sum of the volume of the ´tetrahedrons´ gives an approximation of the volume of the sphere.
As a milestone in the history of aviation, Oszkár Asboth´s first helicopter made its first flight in 1928.
Practising the use of the spatial coordinate system with the help of a computer-designed kitchen model.
Owing to the inventions in the 18th century, textile industry became one of the most important industries.
The monomer of polypropylene.
Hungarian engineer János Csonka built his first automobiles for the Hungarian Postal Service.
This animation presents the regions, counties and cities of Hungary.
The sixth member in the homologous series of straight-chain alkanes.
A component of DNA, it contains one less hydroxyl group than β-D-ribose.
This special concave polyhedron was named after a Hungarian mathematician.
The Császár polyhedron is a nonconvex polyhedron with 14 triangular faces.
An exercise about different types of bonds.
Edges, diagonals and faces of a cuboid can be identified by its vertices.