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Physical Science

  • Solve the Mystery Lab and Make a Silver Christmas Ornament Here's an activity that gets students in the holiday spirit while engaging their brains to solve a scientific mystery. 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 »
  • Finding the Elements Experience the Finding the Elements Demo Chemistry kit in this video. View »
  • 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 Demonstration 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 »
  • Bubbling Cylinder Activity A horror film staple, the bubbling cylinder is a sure sign of a mad scientist at work. In this demo, it’s a sure sign of a savvy teacher at work addressing topics such as changes in states of matter, acid-base chemistry, equilibrium, and more. View »
  • The Science of Popcorn Teach a great lesson on the gas laws and complement it with this fun inquiry activity about the science behind popcorn’s pop. Students pop several brands of popcorn in the lab and determine each brand’s moisture content and the internal pressure required to make the kernels pop. View »
  • Simplifying Circuits In this activity, students build and test various circuits while investigating how electric circuits work. View »
  • More Paper Clip Chemistry Who knew the common paper clip could be such a versatile teaching assistant? This activity uses several paper clip styles to help students understand empirical formulas and relative masses. View »
  • Engineering Disasters: Applying Lessons Learned from Failure The infamous crash of the Tacoma Narrows Bridge in 1940 and the world's largest oil spill in the Gulf of Mexico in 2010 are just 2 examples of engineering disasters that have occurred throughout history. Design failures involved in such catastrophes have changed our approach to civil, structural, and mechanical engineering projects. In the wake of grim tragedy, development of safer methods occurs in the hope of preventing history from repeating. View »
  • Aquarium Equilibrium Demonstration Use 2 aquariums and water for this guided-inquiry demonstration that introduces students to the concepts of reversible reactions and equilibrium. View »
  • Dry Ice Explosion Demonstrate the physical states of carbon dioxide with the help of this video. View »