Emergent

8-page books cover Guided Reading Levels A/B through D/E and Lexile Measures BR through 460
—Set A
—Set B

Early

16-page books cover Guided Reading Levels F/G through I/J and Lexile Measures BR through 750
—Set A
—Set B

Fluent

24-page books cover Guided Reading Levels J/K through N/O and Lexile Levels 420 through 820
—Set A
—Set B

Weather Changes
Earth/Space Science
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Energy
Physical Science
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Skeletons
Life Science
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Technology in My Life
Science and Technology
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Is It Heavier
Than An Elephant?
Math in Science
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