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April 2002
ISSN 0031-921X
EISSN 1943-4928
Letters to the Editor
Editorial
Guest Editorial
AAPT Awards
Notes
Inward “Centrifugal” Force on a Helium‐Filled Balloon: An Illustrative Experiment
Phys. Teach. 40, 214–216 (2002)
https://doi.org/10.1119/1.1474142
Using Undergraduate Students as Physics Lab Teaching Assistants
Phys. Teach. 40, 226–228 (2002)
https://doi.org/10.1119/1.1474146
Physics Trick of the Month
Figuring Physics
Articles
Apparatus for Teaching Physics
Trick of the Trade
From Our Files
Physics Challenges for Teachers and Students
For the New Teacher
WebSights
Book Reviews
Explaining Quanta with Optical Illusions
Gianluca Li Causi
Sauntering Sauropods: The Preferred Walking Speeds of the Largest Land Animals That Ever Lived
Scott A. Lee, Justyna Slowiak
Where Is Half of the Universe?
Don Lincoln