What is the time?

A game to practise the use of analogue and digital clocks.

The withdrawal reflex

The withdrawal reflex is a spinal reflex that ensures moving away from potentially damaging stimuli.

Administrative divisions of Austria

This animation presents the states and state capitals of Austria.

How does it work? - CRT television

This animation demonstrates how a CRT television works.

How does it work? - Mobile phone

This animation demonstrates how mobile phones work.

Wankel engine

A type of rotary engine of high efficiency

How does it work? - Plasma display television

This animation explains how a plasma display television works.

Dromedary

The dromedary is an indispensable animal for inhabitants of the deserts.

Stegosaurus

A type of prehistoric reptile having bony plates on its back, which aided thermoregulation.

How does it work? - LCD screens

A liquid-crystal display utilises the light modulating properties of liquid crystals.

Capacitors

Capacitors store electrical energy in the form of electric charge.

Saint Basil's Cathedral (Moscow, 16th century)

The church consecrated to Saint Basil was commissioned by Ivan the Terrible.

Ammonites

An extinct group of Cephalopoda, with solid external skeletons. They are excellent index fossils.

Platypus

A mammal with features typical of reptiles: it lays eggs and has a cloaca.

Adrenaline (advanced)

Adrenaline, also known as epinephrine, is a hormone produced in our body in stressful situations and plays an important role in the fight-or-flight response.

Underground coal mining

As opposed to opencast mines, in underground mines the layers covering coal are not removed, coal is extracted from mine shafts.

Southern plantation with slaves (USA, 19th century)

Before the American Civil war the use of slaves on plantations was typical in the Southern states.

Types of soil (soil profiles)

This animation demonstrates different types of soil.

Archaeopteryx

The archaeopteryx shows characteristics of both birds and reptiles. It is probably the ancestor of birds.

Dentition of mammals

The dentition of different species of mammals reflect their feeding habits.

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