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Physical Science

  • Red Cabbage Juice: A Homemade pH Indicator! In this activity, students make a pH indicator from red cabbage juice and then use it to test various substances. View »
  • Teaching the Scientific Method with Effervescent Tablets In this activity, students learn the scientific method by practicing it. After a thorough introduction to the topic, students participate in an endothermic reaction experiment illustrating each step in the scientific method. View »
  • Properties of Ionic and Covalent Bonds In this activity, students reinforce their knowledge of ionic and covalent bonds by determining the types of bonds occurring in some common compounds. View »
  • Electricity and Magnetism Electricity and magnetism are mentioned together so often they must be related. How are they connected? How can their relationship be used to make beneficial technology? Here’s a quick lab activity that can help your students find the answers to these questions. View »
  • What Is Matter? Help your students understand the methodology behind classifying matter with this hands-on activity. View »
  • Super Water-Absorbing Polymers The molecular structure of polymers have very different rates of water absorption. This makes them ideal for teaching an engaging lesson on physical and chemical changes. View »
  • Chalk It Up Use this activity to introduce your students to chromatography. View »
  • Heat Transfer Between Components of a System This easy, inexpensive lab demonstrates the transfer of heat energy from a higher temperature substance to a lower temperature substance within the same system. View »
  • Kool-Aid® Chromatography Students encounter mixtures every day though they may not realize it. Use this chromatography activity to teach an important lab technique and introduce or reinforce key science terms and concepts. View »
  • Mirror Mirror Do you want to stimulate some critical thinking in your classroom? Tell your class that we do not see living or inanimate things; we only see the light reflected from those things. View »
  • 12 Principles of Green Chemistry These principles provide a new perspective on the use of chemicals—use them as a guide when developing new procedures or choosing products for your classroom. View »
  • Do-It-Yourself Snowflakes Snow delights most students and frustrates most teachers. Please everyone when you create snowflakes in the comfort of your classroom. This fun demonstration or group activity can introduce crystal structures and formation. View »