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How Can We Glide Like a Squirrel?
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How Can We Glide Like a Squirrel?

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Grade 4
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Grade 6
Swing Along with a Pendulum: Clocking a Second Cover Image
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Swing Along with a Pendulum: Clocking a Second

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Grade 4
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Grade 6
Grade 7
Grade 8
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STC Assessment Guide: Chemical Tests

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Grade 3
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STC Literacy Series™: Measuring Time, Pack of 8

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Grade 5
Grade 6
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STC Literacy Series™: Land and Water

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Grade 3
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Mission to the Moon Model Cover Image
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Mission to the Moon Model

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Grade 2
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Grade 5
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STC Assessment Guide: Ecosystems

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Grade 3
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STC Literacy Series™: Soils

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Grade 1
Grade 2
Kindergarten
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STC Literacy Series™: Comparing and Measuring

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Grade 1
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Kindergarten
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STC Literacy Series™: Food Chemistry

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Grade 3
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STC Assessment Guide: Solids and Liquids

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Grade 1
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Kindergarten
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STC Assessment Guide: Changes

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Grade 5
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STC Assessment Guide: Floating and Sinking

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Grade 3
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STC Assessment Guide: Soils

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Grade 1
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STC Literacy Series™: Motion and Design

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STC Assessment Guide: Sound

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STC Assessment Guide: Plant Growth and Development

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Grade 3
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Grade 5
Creature Feature: A Genes and Molecular Machines Lesson Cover Image
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Creature Feature: A Genes and Molecular Machines Lesson

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Grade 6
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Grade 8
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STC Assessment Guide: Land and Water

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Grade 3
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STC Literacy Series™: Plant Growth and Development

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Grade 3
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Yuck! That Tastes Terrible Cover Image
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Yuck! That Tastes Terrible: Discovering a Unique Genetic Trait

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Grade 6
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Grade 8
Photo of a beam of light coming from a flashlight
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How Can I Win a Game of Flashlight Tag?

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Grade 1
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Kindergarten
Physical Science
Cover for Science Starts With a Question: Energy
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Science Starts With a Question: Energy (Student Guide)

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Grade 6
Grade 7
Physical Science
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STC Literacy Series™: Organisms

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Grade 1
Grade 2
Kindergarten
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STC Literacy Series™: Chemical Tests

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Grade 3
Grade 4
Grade 5
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STC Assessment Guide: Food Chemistry

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Grade 3
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Grade 5
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STC Assessment Guide: The Life Cycle of Butterflies

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Grade 1
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Grade 5
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STC Assessment Guide: Weather

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Grade 1
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Kindergarten
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STC Assessment Guide: Electric Circuits

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Grade 3
Grade 4
Grade 5
Resource

STC Literacy Series™: Ecosystems

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Grade 3
Grade 4
Grade 5