LEADER 00000nam 2200205 a 4500
001 0309053269
007 t
008 990720s1996 xxua rb 001 eng
020 0309053269
040 CURLLC
050 4 Q 183.3 A1 N2
245 00 National Science Education Standards :|bobserve, interact,
change, learn.
260 Washington, D.C. :|bNational Academy Press,|c1996.
300 262p.
500 "National Research Council"--Cover.
650 0 Science|xStudy and teaching|xStandards|zUnited States.
710 2 National Research Council (U.S.)
|