Old School Solar - Solar Scientific Calculator

What was old is young again...or new again - or at least eco-friendly and rechargeable. We give you the Casio FX-260 Solar Scientific Calculator. Your eco-friends will be green with envy as you do your math calculations carbon free, and solve the next riddle in eco-friendly math. All of this is assuming your the kind of geek that likes to do math in the outdoors - or near windows.

At Casio FX-260 Solar Scientific Calculator

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