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Physical Science

  • Mole Day (October 23) Celebration! Happy Mole Day. It’s party time! Keep reading and we’ll give you all kinds of ways to commemorate the big day. View »
  • Newton's Law of Cooling Confirm Newton's law of cooling by collecting and analyzing data on samples of water undergoing a temperature change. View »
  • Can Crusher Amaze your students by crushing an aluminum beverage can without striking a single blow. During the demonstration, explain how air pressure crushes the can and discuss the use of terms associated with atmospheric pressure. 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 »
  • 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's the Weakest Link? Helping AP® Chemistry Students Ask the Right Questions AP® Chemistry: What’s the weakest link? Or play the chemistry dating game: Will they hook up or break up? Students develop an analysis plan for identifying bond types. Use our featured kit as a starting point for independent student research. See a sample student question sheet from this kit’s activities. View »
  • Earning a "5": Successful Test-Taking Strategies for the AP* Chemistry Exam The AP Chemistry exam is fast-approaching. Don't get spooked about preparing your students to take it! View »
  • Make Your Own Indicators Testing the pH of a solution is a fundamental skill in chemistry. A wide variety of pH indicators can be purchased, but effective pH indicators can also be made at home or in the classroom from items you probably already have in your kitchen or garden. Find out how to extract anthocyanin pigment from plant material for use as a natural pH indicator. View »
  • Imploding Soda Cans: An Inquiry Approach Your students have probably seen someone crush an empty beverage can with their bare hands, or have even crushed one themselves. But have they ever seen an open can seemingly crush itself, like magic, without the presence of a visible, physical force? View »