Students play games to learn new vocabulary and practice concepts, working to sort mixtures by materials and properties, compare mass, and identify types of materials. Throughout the module, students record their thoughts and findings on...

Help solve the mystery and find the missing crystal. Following the activity, read more about chemical and physical changes, and then take a quick quiz to check for understanding.

A laboratory experiment where students classify matter into a homogenous mixture, heterogeneous mixture, solution, or pure substance. Also students will test for physical and chemical changes.

Students will practice the technique of chromatography by separating a mixture of FD&C dyes. Questions related to the experiment along with the answers are available for use by the teacher.

This is a four-question quiz pertaining to the passage "Separations and Purifications -- Passage 2".

This is a five-question quiz over the informative passage "Creating and Separating Acetone."