For books i'd suggest Men of Mathematics that has inspired countless people to math careers or Terence Tao's Solving Mathematical Problems, which is excellent.

For books i'd suggest Men of Mathematics that has inspired countless people to math careers or Terence Tao's Solving Mathematical Problems, which is excellent. Now, if money's no object, i.e. you're willing to spend around $200, the gomboc (http://en.wikipedia.org/wiki/Gömböc http://en.wikipedia.org/wiki/Gömböc) is a wonderful object to buy, you can buy it at the gomboc-shop.com