Teaching science through discovery / Arthur A. Carin, Robert B. Sund. Carin, Arthur A. Sund, Robert B. Science Study and teaching (Elementary) LB1585 .C28 1985 507 19 CAT Includes index. Bibliography: p. 477-479. Columbus : Merrill, c1980. c1980. 1985 Text ix, 502 p., [8] p. of plates : eng