Right now there are 7,008 deals from Amazon Resale, formerly Amazon Warehouse Deals, in Books. These are inspected returns and open-box items that Amazon sells and ships itself. WarehouseHunter puts each one next to its current new price, so you can see what you save at a glance.

Brands with the most offers here: System, Oxford, Ultimate, National, CORE, Five Star, Pocket, Rocketbook. Every item is a one-off, so the stock moves all day and new deals keep arriving.