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Physical Science

  • Need for Speed Here are some hands-on activities using the enzymes catalase and amylase that can help students understand enzyme function and grab their attention, too. View »
  • The Lost Volume If you mix 250 mL of water with 250 mL of ethyl alcohol, only about 480 mL of solution results. What caused the volume reduction, and what happened to the lost volume? View »
  • Paper Clip Chemistry, Part 2 When you teach your students about chemical reactions, wouldn’t it be great if you could do it in such a way that you get great student reactions, too? Find out how everyday items such as paper clips and balloons can provide engaging, interactive lessons on chemical reactions and the ideal gas law. View »
  • How to Make Luminol Glow: The Glowing Reaction This demonstration is adapted from our Luminol Demonstration Chemistry Kit and is ideal for middle and high school students. View »
  • Red and Green Slime Show Properties of Light and More: An Introduction to Slime How much do you know about that chemistry class staple, slime? Learn how to teach an engrossing lesson exploring slime’s complex physical and chemical properties. View »
  • Cooking Eggs with Chemicals Introduce high school biology and chemistry students to the concept of denatured proteins with this inexpensive, fun demonstration. View »
  • Chalk It Up Use this activity to introduce your students to chromatography. View »
  • Making Audio Speakers from Household Materials Your students enjoy listening to their favorite play lists on MP3 players and cell phones. With this engaging inquiry activity, now they can understand how their headphones or speakers create the sounds they love. They will make speakers from ordinary household materials and, in the process, discover the science of how speakers create sound. View »
  • Newton’s Laws, Friction, and Hovercraft With this Carolina Essentials™ activity, students build a simple hovercraft that illustrates Newton’s laws of motion and frictional force. View »
  • Petri Dish Electrolysis Activity Introduce your students to reduction-oxidation reactions and some of the basic terms of electrochemistry (such as electrode potential, anode, and cathode) with this activity—creating electrolysis in a petri dish. View »
  • Sound Off Design a sound amplifier using different shapes and materials with this activity. Students should be familiar with the properties of sound waves and understand the definition of “acoustics.” View »
  • Kinetic Energy Recovery Systems Concepts from physics class are being applied to make modern vehicles more fuel efficient. View »