If you have kids, you more than likely have books...and books...and books...:) We do and it is awesome, but after awhile they get tired of them. So we swap, trade, sell, and give them away. Here is a neat idea for you book lovers. Go check out ThreadUP and get your $5 credit and some new books. Clip with a Purpose mentioned that this might be a great way to get childrens books for your shoeboxes! Click on the ad to go check it out!