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Why is Gauss often called the Prince of mathematics?
Arthropods can be found on shores, on the surface of waterbodies and underwater.
This lesson helps to explain chemical reactions.
This lesson presents the production of waste water, its treatment and environmental impact.
Learn how to specify a location in a playful manner!
This lesson presents deserts and their flora and fauna.
Pyramids are the best known Ancient Egyptian structures.
Plants also move. Although they do not have muscles, they can change the position of their organs.
This lesson presents mutation types, their frequency and underlying causes.
Learn how the human body is built up and about the differences between men and women.
This lesson presents interesting facts about reptiles and their life.
This lesson presents the structure of the atom through the history of atomic models.
This lesson explains the phases, the internal structure and surface of the Moon, as well as its effects on the Earth.
The lesson presents the components of a healthy diet.
In this lesson you will familiarise yourselves with the basics of firefighting.
This lesson presents the concepts of density and buoyancy through the operation of the submarine.
A lesson about peach trees and fruits, with a dessert at the end.
The lesson introduces you to the components of an atom.
A lesson about the benefits and limitations of genetic engineering.
This lesson presents soil formation, the components of soil, and soil protection.