00841nam a2200277 a 4500 4734275 BD-DhUL 20140819140432.0 840806s1985 ohuaf b 001 0 eng 84042912 0675203872 DLC DLC DLC BD-DhUL LB1585 .C28 1985 507 19 CAT Carin, Arthur A. Teaching science through discovery / Arthur A. Carin, Robert B. Sund. 4th ed. Columbus : Merrill, c1980. ix, 502 p., [8] p. of plates : ill. (some col.) ; 27 cm. Includes index. Bibliography: p. 477-479. Science Study and teaching (Elementary) Sund, Robert B. 7 cbc orignew 2 ocip 19 y-gencatlg ddc BK 4021 4021 0 0 ddc 0 507_000000000000000_CAT 0 NFIC 7259 DUSL DUSL GEN 2014-08-19 Gift 507 CAT A226355 2014-08-19 2014-08-19 BK