00560pamaa2200157 4500 0000038857 20090909090000.0 0534515797 (pbk) 372.7 FOS QA135.5 FOS 1999 FOSTER Elementary Mathematics and Science Methods : inquiry teaching and learning Gerald W. Foster. Belmont, California: Wadsworth Publishing Company, 1999. xv, 382p.: ill.; 28 cm. Mathematics -- study and teaching (elementary) Science -- Study and teaching (elementary)