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how to make a soap powered boat

Propel a paper boat using nothing more than washing-up liquid! ... read more

nuclear energy

The protons and neutrons of an atom release nuclear energy when they break apart. Every atom contains a lot of energy. The forces that hold the atom together are the strongest forces that scientists know of. ... read more

how plants grow

The Life Cycle of Plants ... read more

heat

Heat is a form of energy. It is created when molecules (small pieces) in an object move around. The study of heat and how it is used is called thermodynamics. Heat is very important to life on Earth. The Sun warms our planet and helps create weather. Heat from our bodies helps them work properly. ... read more

anatomy of a spanish conquistador

How a small army of Spaniards brought an entire civilisation to its knees. ... read more