If you hate math, you might not want this Pop Quiz Math Clock that forces you to solve an equation in order to tell the time.
You will be faced with radical signs, exponents and pi. But of course, it can always be as simple as looking at the positions of the mathematical expressions. Just know that 3(π, -.14) is on the 9 o'clock position and you can get the time with no sweat.
The Pop Quiz Math Clock costs $29.99.
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