GEMS leader's handbook

書誌詳細
共著者:	Lawrence Hall of Science, GEMS (Project)
その他の著者:	Barber, Jacqueline
フォーマット:	図書
言語:	English
出版事項:	Berkeley, CA Great Explorations in Math and Science (GEMS), Lawrence Hall of Science, University of California 1997, c1988.
主題:	Mathematics > Study and teaching (Elementary). Science > Study and teaching (Elementary).