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Reading Levels These books contain three developmentally appropriate reading levels for each grade span.

Low
Mid
High

Each level of the book conveys similar concepts, images, and vocabulary.

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Balance Scales

Scales are tools used for measuring weight. Balance scales are commonly used to compare the weights of objects or to weigh objects by balancing them with standard weights. By using the resources below, students will learn about this important science tool and practice using it in meaningful ways.

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