YouTube
What's In...
Learn about the chemicals that make things work.
Age 15+.
Home Activities
Get your hands dirty with these home science activities!
Age 5+
History
Delve into the origins of chemistry and our understanding of the universe.
Age 12+
teaching
ChemKey
Website
A responsive, modern web-textbook with accessibility features.
calculators
Periodic Table Keyboard
There's no need to remember chemical symbols any more. With this interactive periodic table keyboard, 'type', edit, and copy a chemical formula. The empirical formula and formula mass will be automatically calculated.