Your cart is empty
An extinct group of Cephalopoda, with solid external skeletons. They are excellent index fossils.
Before the American Civil war the use of slaves on plantations was typical in the Southern states.
As opposed to opencast mines, in underground mines, the layers covering coal are not removed; coal is extracted through mine shafts.
Industrial estates provide infrastructure and services for companies.
A mammal with features typical of reptiles: it lays eggs and has a cloaca.
A spacecraft moving on its path is in a constant state of free fall.
The church consecrated to Saint Basil was commissioned by Ivan the Terrible.
The ancestors of Arachnida and Crustacea belonged to the class Trilobita.
A group of fish characterised by a cartilaginous skeleton, well-known species include the great white shark and the great hammerhead shark.
This animation demonstrates different types of soil.
Several analogous types of eyes have developed independently through convergent evolution.
A prehistoric flying reptile, similar to birds. However, there is no direct evolutionary link between the two.
Trolleybuses and trams are environment-friendly means of public transport
This animation demonstrates the most important equipment of ambulance cars.
This animation explains how a plasma display television works.
This animation demonstrates how a CRT television works.
This animation demonstrates how mobile phones work.
The castle of Belgrade (Nándorfehérvár) was one of the most important components in the chain of Hungarian border forts.
Nuclear propulsion was first used by the US Navy for powering submarines in the mid-20th century.
This effective strategy was based on the fast and synchronised attack of different branches of the army.
The warship having several rows of oars was the typical warship of the Hellenistic era.
The legendary M61 class locomotives of the Hungarian State Railways were manufactured by Nohab.