You can order a box of books from this site. They will range from toddler to young adult books. Each box contains approximately 55 lbs (give or take). You can also order more age/grade specific books, but it costs a bit more.
Parents, learn about Internet Safety for Kids and Teens. This is a quick cheat sheet for non-techie parents who care about keeping their kids safer online. It takes about 30 - 45 minutes to make these simple changes!