The Unemployed Philosophers Guild Math Mug - Sip Your Coffee While Learning Famous Mathematical Formulas and Equations, Comes in a Fun Gift Box, 14oz
Mathematical Formulas Mug. Try wrapping your head around the Theory of Relativity before morning coffee. Our new mug features twenty of the most popular and important mathematical formulas. It holds coffee and makes you look smart, even if you don't understand the most basic of them.