Okay, you won't find true love or make a million dollars by following these charts. But someone's bound to be impressed by your profound knowledge of teabag steeping temperatures.
Enter a book you like and the site will analyse our huge database of real readers' favorite books to provide book recommendations and suggestions for what to read next. The site has been used more than 10 million times! (You can register for free on...
The indexed Web contains an incredible 14 billion pages. But only a tiny fraction help you improve your brain power. Here's 40 of the best.
Philosophy since the enlightenment by Roger Jones