The candy "Toxic Waste" and "Pop Rocks" are fun ways to show changes in acid base indicators. There is also an easy way to test car exhaust with an indicator ..read more

The shapes of plastic bottles can be used to represent orbitals. Using various connectors, a bit of packing tape, and a few other more specialized touches can produce large scale molecular models that feature orbitals, sigma bonds, and pi bonds ..read more

There are many ways that assessment can be done well. Michael Jansen shares what worked for him.  ..read more

Learn the chemistry behind the reaction between calcium carbide and water...melon ..read more

Ariel Serkin shares an activity she has explored using natural acid base indicators with her food chemistry elective students.  ..read more

The AP with WE Service program is one way to incorporate service-learning into your AP course to improve student understanding of content and help develop the leaders of tomorrow ..read more

Congratulations on becoming a PAEMST finalist. Now what? After the grueling application process, you realize that you now have to write an addendum. Here are some tidbits to help you navigate this hectic week ..read more

In a classic demonstration of energy conservation, smashing two large steel ball bearings generates sufficient heat to burn a hole through a piece of paper. Josh Kenney found this demonstration underwhelming because the paper doesn't look burned. So, he upgraded the experiment by covering the paper in Elmer's Color Changing Glue. Now, a spectacular color change reveals the increase in heat ..read more

Michael Jansen offers a couple of his favorite dry ice demos ..read more