Half price books are a cause for celebration even in this modern age where sitting down with a classic novel can seem almost a bit archaic. Fortunately, the classic book store has yet to get discontinued like Fruit Stripe gum (RIP, may the mourning last as long as the taste). Take 50% off thousands of hardcover books in this sale as well as up to 50% off a number of other items. Orders of $40 or more ship for free. Shop Now at Barnes & Noble