Turkish bath (16th century)

One of the positive influences of the Ottoman invasion of Europe was the construction of baths.

Jameh Mosque (Isfahan, 15th century)

Its architectural solutions and ornamentation rank this mosque among the masterpieces of Islamic art.

The upper gastrointestinal tract

During swallowing food travels from the mouth cavity into the stomach.

Industrial estate

Industrial estates provide infrastructure and services for companies.

Cockchafer (Maybug)

The cockchafer (or maybug) is a widespread bug in Europe. Its larvae, known as chafer grubs are considered a pest.

Types of surface epithelium

Surface epithelia cover the external and internal surfaces of the body

Location of origin of livestock and crops

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

Water turbine, generator

Water turbines convert the kinetic energy of water into electric current.

Large white butterfly

The large white butterfly is a common species of butterflies, through which we demonstrate the anatomy of butterflies.

Hot air balloon

A hot air balloon is a balloon aircraft which is lifted by hot air.


A spacecraft on its path is in a constant state of free fall.


Regular dice can be used for solving statistical and probability exercises.

Grass snake

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

Paramecium caudatum

Common ciliated eucaryotic unicellular organisms widespread in freshwaters.

Common carp

Freshwater fish used as food in many parts of the world.


This animation demonstrates the anatomy of birds through the example of mallards.

Male reproductive system

The reproductive system consists of organs which work together for the purpose of reproduction.

Types of synovial joints

Synovial joints can be categorised by the direction of movement they allow.

Daedalus and Icarus

An ancient Greek myth about the tragedy of father and son who wanted to flee the island of Crete.

Patellar reflex

The reflex triggered by the stretching of the thigh extensor muscle is the patellar reflex.

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