PHYSICS AND CHEMISTRY: To Separate a Mixture of Water and Sand

Do you know how to separate water and sand? In this short and interesting VIDEO you can find it out. Download its accompanying WORKSHEET.

PHYSICS AND CHEMISTRY: The Study of Gas Laws

The early gas laws were developed at the end of the 18th century, when scientists realized of the relationships between the pressure, volume and temperature. Learn about it with the following VIDEO and WORKSHEET.

PHYSICS AND CHEMISTRY: The Structure of an Atom

What is an atom? And a proton? Atoms, protons, neutrons... with this VIDEO and its accompanying WORKSHEET you will understand it easily.