The ChemCollective: Online Resources for Teaching and Learning Chemistry
These tutorials combine movies and text with interactive tutors that walk students through solving problems on each topic.
SciFinder Scholar is a research discovery tool that allows you to explore the CAS databases containing literature from many scientific disciplines including biomedical sciences, chemistry, engineering, materials science, agricultural science, and more! SciFinder Scholar for the Web is an electronic version of Chemical Abstracts starting from 1907 to the present.