Math Puzzles ebook $4.99
If you like math, you'll love my ebook. It contains 70 of the best puzzles from this site in counting, geometry, probability, and game theory.
Buy the pdf from Gumroad: https://gumroad.com/l/pjHS (you pay with a credit card, get it instantly)
Or buy the Kindle version at Amazon http://www.amazon.com/dp/B007ONNCWO
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About the logo
This website's logo was created by Aditya who is the most creative graphic artist I know. I highly recommend you contact him if you or your business wants a logo. Here is his contact email.
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