Aldridge, Bill G text New York, N.Y Glencoe [1994], c1995 monographic 3 v. : ill. (some col.) ; 26 cm. + 3 teacher wraparound eds For middle and junior high school students "Authors: Bill Aldridge ... [et al.]"--p. iii Includes index Science 500 GLE 1994 A033 Or. 0028267524 (Course 1, student ed.) 0028268040 (Course 2, student ed.) 0028268563 (Course 3, student ed.) 0028267532 (Course 1, teacher ed.) 0028268059 (Course 2, teacher ed.) 0028268571 (Course 3, teacher ed.)