From the Classroom: Best Tech Practice Video of the Week - Diffraction

Michigan Online Teacher of the Year Andrew Vanden Heuvel uses Google Glass to record his exploration of diffraction—the rainbow-like phenomenon caused by light waves moving through small openings—in common household items, from a CD to a light bulb.

Do you have a video showcasing your best use of technology? To be considered for Tech & Learning’s “Best Tech Practice” video series, please email