Natural science

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  Practical work №4. How to determine the mass fraction of substances in the solution?

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  Practical work. “How to make a sugar rainbow?”

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  Practical work № 6. “Determination of advantages and disadvantages of natural and artificial fibers”

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  Practical work №5. “How to neutralize the solution?”

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  Practical work №4. “Determination of the pH of solutions”

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  Practical work №3. “What is the structure of the atom?”

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  Art objects from plastic waste

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  Solar-powered fan

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  Clay piggy bank

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  Machine learning for kids