ChemgaPedia is a very comprehensive curricular encyclopedia for chemistry. The German version features more than 15,000 pages with 25,000 media elements, 900 exercises as well as 3,500 glossary and biography entries for the following subjects:

Chemistry
Biochemistry
Pharmacy

Mathematics
Physics

The translation of the entire content is still in process. More than 100 learning units are currently available in English.

The polymer section has some very interesting aspects for both students and teachers.

The web link to the English polymer listing is here.

The German polymer listing is here.