Ancient Egyptian house

An average Egyptian dwelling consisted of regularly arranged rooms.

Dynamo (intermediate)

A dynamo converts mechanical energy into direct current.

Lightning

Lightning is a sudden electrostatic discharge accompanied by a sound known as thunder.

The Sun

The diameter of the Sun is about 109 times that of the Earth. Most of its mass consists of hydrogen.

The human eye

The eye is one of our most important sense organs. When stimulated by light, electric impulses are produced by its receptors.

Himeji Castle

Located close to Osaka, the Japanese castle is also called the White Heron because of its white exterior.

The Solar System; planetary orbits

The orbits of the 8 planets in our Solar System are elliptical.

Change of seasons (intermediate)

Due to the Earth´s tilted axis, the angle of the Sun's rays at given latitudes continuously changes during the year.

Geographic coordinate system

The geographic coordinate system enables every location on the Earth to be exactly specified.

Atmospheric circulation

The difference between the temperature of the polar and equatorial zones causes atmospheric circulation which is affected by a number of factors, including...

ISS

The International Space Station is a habitable satellite built with the cooperation of 16 countries.

Lymphatic system

Lymph vessels carry lymph to the blood vessels, while lymph nodes are integral parts of the immune system.

Aluminium smelting

Aluminium smelting is the process of extracting aluminium from alumina by electrolysis.

The bones of the thorax

The ribs, the sternum and the spinal column form the skeleton of the chest.

Bacteria (spheres, rods, spirals)

Bacteria occur in a wide range of shapes, including spheres, rods and spirals.

Common bottlenose dolphin

Bottlenose dolphins are sea mammals which use ultrasound for orientation.

Human body (female)

This animation introduces the most important systems of the human body.

How does it work? - Water tap

This animation demonstrates the functioning of the 3 basic types of water tap.

Added to your cart.