[Free Registration/Login may be required to access all resource tools.] Explores chemical compounds and how elements form different compounds.

A video and a short quiz on elements, how they combine through chemical reactions to make compounds, and how to write the chemical formulas for water and salt.

A video and a short quiz on the periodic table of elements and how it is organized.

This site from The Museum of Science presents some compound machines and asks students to identify which simple machines they are composed of. Students provide their answer and receive immediate feedback.

[Free Registration/Login may be required to access all resource tools.] Many chemical reactions are going on constantly inside your body. In fact, there are probably thousands of chemical reactions occurring every second in every one of...

[Free Registration/Login Required] An informational text about how chemicals can be combined to form safe or unsafe compounds. A question sheet is available to help students build skills in reading comprehension.

[Free Registration/Login may be required to access all resource tools.] Investigates compounds and their properties, the elements that form them, and their structure.

[Free Registration/Login may be required to access all resource tools.] Explores compounds and their properties, the elements that form them, and their structure.

[Free Registration/Login may be required to access all resource tools.] Group 3-12 elements and their properties.

[Free Registration/Login may be required to access all resource tools.] The main chemical components of living organisms are known as organic compounds and are built around the element carbon. Living things are made up of very large...

Through this reading, students will learn that a substance's properties arise from its molecular structure, not from how it's made (i.e., synthesized by people or found in nature). There is no fundamental difference between natural and...

This reading is an introduction to the great variety of steroids and their many different uses.

Kid's learn about the science of the molecules. Tiny chemistry and compounds of atoms and elements make up all matter.

[Free Registration/Login Required] This flipchart is a guided activity to help students compare different types of matter: atoms and molecules, elements and compounds, mixtures and solutions. It corresponds to Virginia science SOL 5.4.

[Free Registration/Login may be required to access all resource tools.] Definition of covalent bond, the compounds and elements they make up, and why they form.

This site lists the topics and lessons available for Chemistry. The topics include Particles; Elements, compounds and mixtures; Chemical reactions, Predicting and identifying reactions and products, organic chemistry, and more.