Contemporary"s GED Exercise Books are designed to provide students with all the additional practice they need. This series of books is a perfect complement to Contemporary"s Satellite program and combined form a comprehensive study and activity based system. Packed with visual stimulants and GED-style practice activities, these books provide complete coverage on all areas of the current GED exam. The Science Exercise Book is based upon the NSES Content Standards used on the GED Science exam. Students are given additional practice on problem solving and conceptual understanding along with graphics and illustrations for analysis. Earth science is also covered.