Science fairs : ideas and activities.
题名:
Science fairs : ideas and activities.
摘要:
Ideas for hands-on science fair projects in the areas of space, earth, machines, plants, and time.
EBSP_VARIANT_TITLE:
World Book Encyclopedia presents science fairs
出版日期范围:
1997
物理描述:
80 p. : col. ill. ; 28 cm.
本地注释:
Book
附加团体著者:
ISBN:
9780716644989
9780716644972
出版信息:
Chicago, Ill. : World Book Pub., 1997.
