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In this experiment we prove that it is possible to cut a bottle with just a string.
Wind is one of the most important renewable energy source of our time.
Camping is a perfect outdoor recreational activity. A popular form of camping is wild camping, however, this is illegal in some countries.
Looking after cemeteries is the duty of an administrative unit, e.g. town or county. Cemeteries can also serve as historical memorials.
Mining is an important sector of the economy but it can cause irreversible damage to the environment.
The lakeside is the natural habitat for a number of species. Here you can find duckweed, reed and cane, too. A bit further away the floodplain forest begins.
The domestication of the wolf began more than 10000 years ago. After humans, it is the most widespread mammal.
There are a number of Viking stave churches in Norway that were once erected in honour of Viking gods.
During evolution numerous creatures learnt to adapt to their environment, for example by camouflage.
The largest of the great apes. During evolution humans diverged from gorillas around 6 million years ago.
Electric current of small voltage can be created by using fruit, similarly to the Daniell cell.
A summary of events right after the peace agreements that put an end to World War I.
Can a candle be re-lit if the flame of the match does not even touch it?
Make a magnifying glass using a jar, some cling foil and a few drops of water.
How can a tin can be crushed without manual force? All you need is some water and heat.
The rolling highway (Rollende Landstrasse) is an environmental friendly way of transport where lorries are transported by trains.
Let's visit Prague, the capital of the Czech Republic and learn about its sights and the world famous Czech beer.
The establishment of Stalin’s dictatorial regime and its consequences.
Libraries have always been a vital part of the community. Beside access to books, modern libraries also provide access to digital resources, such as video and audio collections.
Santa Claus lives in Finland in the town of Rovaniemi on the Arctic Circle. Every year in December he departs from here on his journey around the globe.
A popular pet of children. They can be easily recognised by the patches behind their eyes.
Zither is a plucked string instrument. Its variations are common in Scandinavia and the Far East.
We can generate electricity with the help of a salt bridge and by immersing a zinc electrode in zinc sulphate solution and a copper electrode in copper sulphate solution.
The striped horse of the savannahs that pedestrian crossings were named after.