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Energy
- Energy knowledge
- The energy system
- Oil
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- Natural gas
- Nuclear
- Biomass
- Hydroelectric
- Solar
- Wind
- Geothermal
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Air
- Air knowledge
- Air pollution
- Air in motion
- Climate changes
- Meteorology knowledge
Water
- Water knowledge
- Water pollution
- Ice and glaciers
- Cryosphere
Earth
- Soil
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Life
- Beginning of life
- Bacteria
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- Fungi
- Plants
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- Biodiversity
Ecosystems
- What is an ecosystem
- Coral Reef
- Desert
- Temperate Forest
- Rain Forest
- Mediterranean Scrub
- Savannah
- Steppe
- Taiga
- Tundra
Space
- Solar System
- Stars
- Universe
- Space Exploration

multimedia

All the Experiments

The anemometer
Learn to build a simple anomemeter...

Thermal currents
as thermal currents are formed?

A cascade of smoke
Whatch the experiment and discover how smoke can become a cascade...

The wheather vane
Learn to build a simple wheather vane...

Gas expansion
Because balloons can fly? Learn how gases expand...

Water versus air
How do we know if there is air in a container?

Water versus air
How do we know if there is air in a container?

A flyng fish tank
Experience the atmospheric pressure ...