Black snake forest

We also utilize the degradable nature of sodium bicarbonate in our everyday kitchen life: it is...

Modelling protein digestion in the stomach

Let’s simulate protein digestion in the stomach using a mixture of hydrochloric acid and pepsin.

Murano glass

This town, situated on five islands, is world-renowned first and foremost for its glass...

Taking better photos

If you already have your brand new camera but are not satisfied with the pictures you take, we...

Natural gas and petroleum

Natural gas and petroleum are among the most important sources of energy and raw materials today.

Production of hydrogen gas

Let’s make hydrogen gas using zinc powder and hydrochloric acid and see what lays the...

Salt Production

The evaporation of seawater provides an excellent opportunity for coastal countries to produce salt.

Why is seawater salty?

Water covers about 71% of the Earth’s surface. But why are there two types of water on Earth,...


A cuboid is a polyhedron with six rectangular faces.

The Hundred Years’ War

A century of war between England and France marked the end of medieval European society.


Within the lethal embrace of deserts, life can only flourish because of large springs. Here...

Nets of a cuboid

This animation demonstrates the different nets of a cuboid and includes a game.

Perpetual motion machine

Inventors have been mulling just as long over the idea of constructing a device which would work...

The Ramson

The ramson is also called bear’s garlic, but do bears really like it? You can find out here and...

Life on the African Savannah

The savanna is an open landscape of grasslands found in tropical Africa. It is home to an...

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