> (You should also buy real copies if you still can, because they're great.)

https://www.amazon.com/Complete-Calvin-Hobbes-Box-Set/dp/074...

I got this when it came out. It's absolutely amazing, filled with commentary from Bill Watterson.

I've read the whole set twice, but it's been at least 15 years. I should read it again.

The Princeton Companion to Mathematics - http://press.princeton.edu/titles/8350.html

The Mapping of the Heavens by Peter Whitfield - http://www.powells.com/biblio/9780876544754

The Macmillan Visual Dictionary - http://www.amazon.com/The-Macmillan-Visual-Dictionary-Illust...

Logicomix: An Epic Search for Truth - http://www.amazon.com/Logicomix-An-Epic-Search-Truth/dp/1596...

The Complete Calvin and Hobbes - http://www.amazon.com/Complete-Calvin-Hobbes-Bill-Watterson/...