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U ovoj lekciji možemo saznati kako su fizičari shvatili da je atom djeljiv.

U ovoj lekciji učimo o svojstvima sumporovodika.

Follow the journey of wheat from the field to the dining table.

Nitrogen comprises 78% of the air and is indispensable for living organisms.

Toksični spojevi koji uzrokuju kisele kiše, ali se također koriste kao industrijske sirovine.

Oksokiselina proizvedena u najvećoj količini koja, ovisno o koncentraciji, može imati korozivni ili pasivizirajući učinak.

A lesson about various compounds of nitrogen and oxigen.

Some processes cool the environment, while others heat it.

U ovoj lekciji možete saznati po čemu se razlikuju magarac i konj.

What challenges does the Sahel region face?

An element capable of self-ignition that plays an important role in the stiffness of our bones and in biological inheritance.

The age of Earth was debated for centuries by numerous outstanding scientists from different fields.

It is important to know what dissolves in what.

A strong acid that decomposes when exposed to light and heat.

For thousands of years, scientists have wondered if the events around us are determined by causality, randomness or supernatural powers.

U ovoj lekciji učimo o krtici, korisnom grabežljivom sisavcu koji se često smatra štetnikom.

Carbon atoms can form various types of bonds with other carbon atoms.

With this lesson, you can get to know yourself and your classmates better.

Silicon is the second most abundant element on Earth. Its compounds are found in various minerals.

Learn about the process of diffusion and osmosis.

While most metals are grey, they are not at all unremarkable.

Learn about the fascinating history of Issyk-Kul lake.

Corrosion is the greatest enemy of metals.

Scientists have debated the nature of heat for centuries. Learn about this fascinating scientific debate.