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Yellow cover of grade 3 engineering teachers guide How Can We Protect Animals When Their Habitat Changes?
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How Can We Protect Animals When Their Habitat Changes?

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Grade 3
Engineering Design
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How Can We Provide Energy to Meet Diverse Needs?

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Engineering Design
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Electric Circuits– Making a Filament

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Motion and Design– Safety with Building Pieces

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Sound– Lesson 2: How Sound Travels

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Floating and Sinking– How is Salt Water Different from Fresh Water?

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Physical Science
What is Our Evidence That We Live On A Changing Earth?
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What Is Our Evidence That We Live on a Changing Earth?

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Physical Science
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Sound– Lesson 1: Thinking about Sound

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Floating and Sinking– Investigating Boat Designs

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Floating and Sinking– Which Things Float? Which Things Sink?

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Motion and Design– "The Explore Build" Extension Activity

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Sound — Lessons 1-4: Materials

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Floating and Sinking– What Do We Know About Floating and Sinking?

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How Does Motion Energy Change in a Collision?

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Floating and Sinking– Making a Sinker Float

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How Can We Predict Patterns of Motion?

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Grade 3
Physical Science
yellow cover of How Can We Provide Energy to People’s Homes?
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How Can We Provide Energy to People’s Homes?

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Motion and Design– Using Cooperation Cups

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Sound– Lesson 9: Making Sounds with Strings

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Cover of Smithsonian Science for the Classroom teacher guide with a blue background and 12 images in circles with bicyclists, magnets, and a tire swing
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How Can We Use Patterns To Predict Motion?

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Grade 3
Physical Science
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Sound– Notebooking

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Sound– Lesson 10: Changing the Pitch by Changing the Tension

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How Does Motion Energy Change in a Collision?

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Physical Science
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Sound– Lesson 6: Vibrations We Can't See

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Physical Science
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How Does Energy Move from One Object to Another?

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Physical Science
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Motion and Design– Lesson 1: Designing Vehicles: Getting Started

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Sound– Lesson 8: Making a Model Eardrum

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Cover of Smithsonian Science for the Classroom with yellow background and 12 images in circles with tiger stripes, insect, fossil, and animal crossing sign.
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How Can We Protect Animals When Their Habitat Changes?

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Grade 3
Engineering Design
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Floating and Sinking– Weighing Floaters and Sinkers

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