Modern Slavs live in 14 European countries that can be classified into 3 groups.


One of the most important monocot crops.

Monsoon wind system

In summer, monsoon winds bring heavy rainfall from the ocean to the continent.

Location of origin of livestock and crops

Domesticated animals and crops originate from various parts of the world.

Oxygen cycle

The oxygen cycle describes the movement of oxygen within its three main reservoirs.

The phosphorus cycle

The phosphorus cycle describes the movement of phosphorus through the lithosphere, hydrosphere, and biosphere.

Viking chieftain (10th century)

Viking leaders were elected from tribe members by the right of blood or an act of bravery.


A geyser is a spring characterized by intermittent discharge of water and steam.

Comparison of real fruits and pseudofruits

The pericarp of real fruits develops from the carpel, while the pericarp of pseudofruits develops from other parts of flowers.

English alphabet game

Practice the English alphabet, build words from letters.

Megalithic cultures in Europe

Structures consisting of enormous stone blocks, dating back thousands of years, are monuments of megalithic cultures.

Edible frog

This animation demonstrates the anatomy of amphibians through the example of a common species of frogs.

Amoeba proteus

Widespread heterotrophic unicellular organisms with constantly changing shapes

Grass snake

A type of snake with a characteristic spot on its neck.

Horse chestnut

This animation demonstrates how horse chestnut trees change throughout the seasons

Paramecium caudatum

Common ciliated eucaryotic unicellular organisms widespread in freshwaters.

Types of gears

Two meshing gears transmit torque during their rotational motion.

Pula Arena (Pula, 1st century)

The Pula Arena, located in present-day Croatia, was one of the largest Roman amphitheaters in the Antiquity.


Waterfalls form where the river flows over a steep precipice in its course.

The Varaždin Castle (16th century)

This stunning castle is situated in northern Croatia.

Added to your cart.