Rader’s CHEM4KIDS! provides free educational resources to students on matter, atoms, elements, periodic table, reaction, chemistry and biochemistry. The reading level of the illustrated material is best suited to middle, intermediate and high school students. There is a brief “check for understanding” quiz at the end of each section. Thus this site is best classified as an online textbook.

Leave a Reply

Your email address will not be published. Required fields are marked *