TY  - GEN
ED  - World Book, Inc.
TI  - Science fairs: ideas and activities
SN  - 0716644975 (pbk.)
U1  - 507/.8 21
PY  - 1998///
CY  - Chicago
PB  - World Book/Two-Can
KW  - Science projects
KW  - sears
KW  - Science
KW  - Experiments
N1  - Ideas for hands-on science fair projects in the areas of space, earth, machines, plants, and time; Includes bibliographical references and index; 7-12
ER  -