Graders

A photographic introduction to graders, discussing what they are and how they are used, identifying the different parts of a grader, and explaining why graders are helpful.

Child's World
2008
9781592969517
book
Lexile: 
400

Holdings

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4849554294313228682793134780WARE436T 700092T624.15 ROG624.1515774597521709567815
8237644558300232682793134780PIMC385PIMC60335624.1 ROG624.115798937721736518457
17034675316145243082793134780BPBA116BPBA017445624.1 ROG624.115825759371742569409
29333286409408240282793134780NEE345NWE0010160624.1 ROG624.116377825731736800991