Happy F-At-He-R-S Day, geek!

Happy F-At-He-R-S Day, geek!

Does your dad have an Einstein ‘fro? Does he spend spend his day in a lab coat? Is he an aspiring inventor, a dork, a science teacher, a science homework helper, or just the kind of guy who loves Think Geek t-shirts? Then chances are he’ll love this...

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