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Hungarian alphabet game

Practice the Hungarian alphabet and form words from the letters.

Layers of the skin; cutaneous senses

The skin is the soft outer covering of our body, its three layers are the epidermis, the dermis and the hypodermis.

The Panama Canal

The Panama Canal is an artificial waterway created to shorten shipping routes between the Pacific Ocean and the Atlantic Ocean.

Yuri Gagarin's journey to outer space (1961)

Yuri Gagarin became the first human in space on 12 April 1961.

Diocletian's Palace (Split, Croatia)

The fortress-like palace was built by Roman Emperor Diocletian on the coast near his home town.

Deforestation

Deforestation has a negative impact on the environment.

Mechanism of taste reception

Taste receptors convert chemical stimuli into electric signals.

Carboniferous flora and fauna

This animation presents some animals and plants that lived between the Devonian and Permian periods (358–299 million years ago).

Evaporation and boiling

What happens in a liquid during evaporation and boiling? What does its boiling point depend on?

The human brain

The main parts of the human brain are the brain stem, the cerebellum, the diencephalon, and the cerebrum.

DNA

Carrier of genetic information in cells.

Characteristics of sound waves

This animation explains the most important characteristics of waves through sound waves.

The development of lakes

Standing bodies of water can form in depressions on the surface by both endogenic and exogenic forces, as well as by human activity.

Connective tissues

Connective tissues include loose and dense connective tissues, adipose tissue, blood, tendon and bone tissue.

Gravitational waves (LIGO)

Massive accelerating or orbiting bodies cause ripples in spacetime. These are called gravitational waves.

Oral cavity, pharynx and oesophagus

The first section of the gastrointestinal tract comprises the oral cavity, the pharynx and the oesophagus.

Types of waves

Waves play an extremely important role in many areas of our lives.

Anatomy of the small intestine

The longest part of the digestive system, where most of the digestion and absorption takes place.

Navigational instruments of the past

Several ingenious instruments have been invented over the centuries to help in navigating the seas.

Voice production

When producing sound, the vocal cords are vibrated by the air flowing out of the lung.

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