With more than 16 Emmys® to its credit and legions of fans, it's easy to see why the "Bill Nye the Science Guy" show is one of the most popular educational series of all time. Beloved by teachers and students alike, Bill Nye and his unique brand of Way Cool Science make complex science principles accessible for all learners.Bill Nye explains to viewers how the body's digestive system is like a fine-tuned machine that turns food into energy.Correlated to National Science Education Standards for grades 4-8, this Classroom Edition DVD includes Public Performance Rights for classroom/educational use only, Spanish language track, exclusive interviews with Way Cool Scientists, and a printable educator's guide complete with assessment tool.