Intentional intellectual deliberative humor gifts!
Friday, January 10, 2014
Electromagnetic Spectrum (Wavelengths Comparison) Shirt
No need to be a physicist or physics teacher to enjoy any of these educational, scientific gifts featuring a comparison of varying wavelengths of the electromagnetic spectrum. "Electromagnetic Spectrum" gifts for those who know about the the range of all possible frequencies of electromagnetic radiation.
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment