What is a plane?

Describes simple machines called planes or ramps and how they are used to make work easier.

9780329322069
book
Lexile: 
410

Holdings

hidmidmiidnidwidlocation_codelocationbarcodecallnumdeweycreatedupdated
241214459387522413678449510043PYE374PYE0020254621.8 DOU621.816377825731736800991
32744666680161157667844951004334152T 4317493621.8 DOU621.816407292551640729255