Follow the matter road and you'll find solids, liquids and gases! The structure and phase changes will be presented using cheesy examples, (yes cheese) and we'll find out why unruly gases have their own laws.

Teacher's guide also available under Additional info tag. 1 DVD + 1 CD Digital workbook on a pdf file includes Teacher's guide, classroom notes, quizzes, games and graphic organizers.

6 segments: - Introduction to Module 3 (1:16) - What is Matter? (2:30) - Solids and Liquids (3:45) - Phase Changes and Diagrams (5:43) - Intro to Gases (5:26) - Gas Laws (9:16)