All you need is a black pen and a four-sided imagination

The perfect beginner coloring book for colorblind, geometric shape aficionados who can afford nothing more than a solitary black marker (and this book).

The following is just five out of the hundreds of possible benefits you'll get when you buy this book:

• Instant law of attraction of QR codes. You'll suddenly see them everywhere!
• Intense excitement when playing Scrabble!
• Lucid dreams of square things like post-it notes, bread and Rubik's Cubes!
• Increased attractiveness to Rob Lowe and Olivia Wilde!
• Sudden urges to multiply every number you see by itself!

Forget Fibonacci, this is the real Book of Squares. Grab your copy now.