In normal everyday life we come across matter in three states, solid, liquid and gas ... together which vary in size for solids, liquids and gases. This is called kinetic theory.

Students are introduced to the idea that matter is composed of atoms and molecules that are attracted to each other and in constant motion. Students explore the attractions and motion of atoms and ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Have you ever done a science experiment and wondered "What would this be like if it were HUGE?" Welcome to Science Max, the exciting series that turbocharges all the science experiments you've done at ...