This four-part DVD series presents a detailed review of the important concepts in middle school life science relating to the following: skeletal system, muscular system, circulation, respiration, digestion, excretion, endocrine system, and nervous system. Titles included are: "Bones and Muscles," "Circulation and Respiration," Digestion and Excretion," and "Nervous and Endocrine Systems." Each program is 20 minutes and has a 30 page teacher's guide with student assessments and activities. The PDF guides for each program can be accessed by putting the DVD into your computer and opening them via Adobe Acrobat Reader on both Macs and PCs.