Tag Archives: electricity

The Vernier Three-Axis Magnetic Field Sensor: A Magic Wand for Magnets

What could be better than one anisotropic magnetoresistance magnetic field sensor? How about three anisotropic magnetoresistance magnetic field sensors and a Hall effect sensor as well! Pack them all into a lightweight watertight housing with a rechargeable battery and wired … Continue reading

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Summer sampler

I know that summer is well underway when I get my July issue of The Science Teacher with suggestions for new books to read, websites to explore, and topics to think about! Call me a dinosaur, but to me there’s … Continue reading

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Light and electricity

A few years ago, I found some interesting background data for a professional development project I was working on–when elementary teachers were asked to name a specific science area that they would find difficult to teach, more than 60% mentioned … Continue reading

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