The viscosity of liquids (observation)

Have you ever thought about why honey flows so slowly from a spoon compared to water?

History of vaccines

Epidemics have been responsible for far more human loss than all the wars combined and have influenced history more than any powerful empire.

Like dissolves like (observation)

Non-polar substances dissolve in non-polar solvents while polar substances dissolve in polar solvents.

Endothermic reaction

Barium hydroxide reacts with ammonium nitrate while absorbing heat from their surroundings.

The architecture of ancient Rome

The major edifices of ancient Rome had a significant influence on later European architecture.

Natural and artificial habitats

This film presents the result of human interference and tampering with nature.

Exothermic reaction (observation)

When heated, powdered sulphur reacts with powdered zinc, releasing heat.

Horse Chestnut

Horse chestnut trees in parks and on playgrounds are a sight to behold. They are native to southeastern Europe and Southwest Asia.

The African penguin

Penguins do not only live in regions with freezing temperatures. They can also be found in the warmer temperate zone.

The African savannah

The largest contiguous savannah in the world is in Africa. It covers about one-third of the continent.

The development of the global economy

The current global economy has evolved from private enterprise.

Balloon on thumbtacks

An easy experiment only using balloons and thumbtacks.

Inseparable books

This simple experiment shows how to 'glue' two books together.

Medieval Universities

Learn more about the universities in the Middle Ages.

The fairy tale castle of Neuschwanstein

Everyone who likes fairytales, the world of kings and queens, and everyone who likes contemplating the past will see Bavaria as pure heaven on earth. The...

The population of the Earth in 2150

We are witnessing a rapid increase in the world’s population. It will reach 8 billion within just a few years and it will not stop there.

The World of Bees

Honey bees fly from flower to flower, harvesting nectar and pollen to take them back to the colony.

The structure of the economy

People do a wide range of jobs every day. But is there a way to categorise all these jobs?

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