Alabama Learning Exchange
Alex: What's the Matter: Concentration Game
What's the Matter? is a guided inquiry lesson on classification of matter, physical and chemical properties, and physical and chemical changes. There are two parts to this lesson: (a) concentration game for definitions and (b)...
Utah STEM Foundation
Utah Stem Action Center: Changes in Matter
The goal of this activity is to develop and use a model to describe that matter is made of particles on a scale that is too small to be seen. You will be making observations of changes supported by a particle model of matter.
University of Florida
Florida Museum of Natural History: Kitchen Science
This guide focuses on everyday substances and how we can change their properties by adding heat or cold, physically manipulating them, or mixing them together.
University Corporation for Atmospheric Research
Ucar: Just a Phase: Water as a Solid, Liquid, and Gas
This site helps students construct a model of the arrangement of water molecules when present as solid, liquid or gas. Includes background information, lesson plans, links to standards and assessment ideas.