00479nam a22001697a 4500 46211 46211 20191125065728.0 191125b ||||| |||| 00| 0 eng d 9780716602330 GSLRC REF 531.6 W89311 2012 Learning about energy, forces, and motion. Chicago : World Book, 2012. 64 Learning playground 141 Force and energy--Juvenile literature ddc BK 0 0 ddc 0 0 REF GSLRC GSLRC REF 2019-11-25 150.00 0 REF 531.6 W89311 2012 GS16279 2023-06-30 00:00:00 1 2019-11-25 BK