Order World Book Fundamentals of STEM for only $1 and receive 2 books that introduce your kids in grades 3-5 to fun and easy-to-understand Science, Technology, Engineering, and Math topics.
FREE shipping and a 14-day trial period. After the Trial Period get 2 books per month $12.50 each ($25.00 total) with Free shipping and handling and a 30-day money back guarantee