TY  - GEN
AU  - Vancleave, Janice
TI  - A+ projects in earth science: winning experiments for Science fairs and extra credit
T2  - Janice VanCleave's A+ projects in Earth Science)
SN  - 0471177695
U1  - 550.78 
PY  - 1999///
CY  - New York
PB  - John Wiley
KW  - EARTH SCIENCE
KW  - EXPERIMENTS
KW  - SCIENCE PROJECTS
ER  -