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Romanesque architecture

It is an early architectural style characterised by thick walls and narrow windows.

Animals of the polar regions

A video about the mammals living in the cold climate zones of the Earth, like the polar bear, seals and penguins.

Catalytic cracking

The oil industry is able to meet the world’s growing need for fuel by a process called cracking.

Turbine powered by the heat of your hands

How to rotate a pinwheel and a spiral without touching them.

Growing daffodil

The daffodil is a beautiful flower of alpine pastures and meadows. Let's see how the plant develops.


There are many uses of equatorial aloe species. Beverages and medications are produced from its juicy leaves.


The tiny predator of the oceans. Interestingly, the male seahorse carries the fertilized eggs in his pouch until they hatch.


One of the most common weeds. It can be found in fields and meadows.


The largest terrestrial mammal of the temperate climate zones. There are two living species of bison: the American bison and the European bison.

Since when has the dog been angry at the rabbit?

The dog and the rabbit had such a bad quarrel while chopping down trees they have been angry with each other ever since.

The fox and the grapes

Having eaten his delicious chicken, the fox yearned for some grapes, but he was unable to reach the bunches up high.

Orientation with a compass

By using a compass, we can orientate ourselves during a school trip or a hike in the woods.

Measuring the height of a tower

Calculating the height of a classic water tower with a tape measure and lots of sunshine.


Pollination is the start of the fertilization process of plants.


Its population hardly reaches 2 million, its capital is Ljubljana. The landscape of the country is dominated by karstic landforms. It also has a 40 km long...

Igneous rocks

Igneous rocks, like andesite and basalt, are formed when erupting lava solidifies on the surface. Due to erosion over millions of years signs of past...


More than half of the world's population now lives in towns and cities. Large cities are becoming even more crowded.

A 10th century village in the Carpathian Basin

This video shows a typical 10th century Central European village.


Ever since the 20th century, time is often considered the 4th dimension. In this video we speed up time with different clock types.

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