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STC Assessment Guide: Balancing and Weighing

Floating and Sinking– Weighing Floaters and Sinkers

Physical Science

STC Program: Chemical Tests Unit Kit, 2nd Edition

STC Program: The Life Cycle of Butterflies Unit Kit, 3rd Edition

Explore Smithsonian: How Do Astronomers See the Invisible Parts of the Universe?

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Grade 3

Grade 4

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Grade 6

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Grade 8

Earth & Space Science

Ecosystems– Lesson 7: Joining Terrarium and Aquarium

Earth & Space Science

STC Assessment Guide: The Life Cycle of Butterflies

STC Literacy Series™: Food Chemistry

STC Program: Magnets and Motors Unit Kit

Which Force Is With You? A Motion and Design Lesson Cover Image

Which Force Is With You? A Motion and Design Lesson

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Grade 3

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STC Assessment Guide: Animal Studies

STC Program: Experiments with Plants Unit Kit

STC Assessment Guide: Experiments with Plants

STC Assessment Guide: Chemical Tests

Life Cycle of Butterflies– Literacy Integration: Nonfiction 1 - Multiple Intelligence Retell

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

How Can We Protect Animals When Their Habitat Changes?

Engineering Design

STC Assessment Guide: Rocks and Minerals

A desert habitat in Habitats

Habitats

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Grade 3

Grade 4

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Grade 6

Life Science

Soils– Using Alpha Boxes

Earth & Space Science

Cover of the How Can We Protect Animals When Their Habiatat Changes? Grade 3 Engineering Trainer Guide

How Can We Protect Animals When Their Habitat Changes? Grade 3 Engineering Trainer Guide

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Engineering Design

Explore Smithsonian: How Does a Curator of Great Cats Monitor the Health of Individual Lions in a Pride?

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Grade 3

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Grade 8

Life Science

Sustainability

STC Assessment Guide: Ecosystems

Whale Protection Corps

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Spanish

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Grade 2

Grade 3

Grade 4

Life Science

Sustainability

STC Literacy Series™: Plant Growth and Development

Plant Growth and Development–Getting a Handle on Your Bee

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

How Can We Use Patterns To Predict Motion?

Physical Science

Photo of a beam of light coming from a flashlight

How Can I Win a Game of Flashlight Tag?

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Physical Science

Rocks and Minerals– Incorporating Literacy

Earth & Space Science

STC Literacy Series™: Animal Studies

Cover of the Cool to Cary activity with three different designed cups.

Cool to Carry

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Grade 3

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