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Organisms– Notebooking

STC Program: Food Chemistry Unit Kit, 2nd Edition

Floating and Sinking– Investigating Boat Designs

Physical Science

Explore Smithsonian: How Can a Greenhouse Use Technology to Meet the Needs of Different Types of Plants?

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Grade 3

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Life Science

Cover for Everyday Energy

Everyday Energy

Engineering Design

STC Program: Animal Studies Unit Kit, 3rd Edition

STC Literacy Series™: Animal Studies

Teacher Tips: Weather

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Earth & Space Science

Life Cycle of Butterflies– Lesson 1: Getting Ready for Caterpillars

Motion and Design– "The Explore Build" Extension Activity

Physical Science

STC Program: Ecosystems Unit Kit, 3rd Edition

STC Program: Animal Studies Unit Kit, 2nd Edition

STC Program: Motion and Design Unit Kit, 2nd Edition

STC Literacy Series™: Chemical Tests

STC Program: Plant Growth and Development Unit Kit, 3rd Edition

Explore Smithsonian: Courtney Dressing - Smithsonian Center for Astrophysics Graduate Student

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Grade 3

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Education

Motion and Design– Using Cooperation Cups

Physical Science

STC Assessment Guide: Microworlds

Life Cycle of Butterflies– Lesson 8: Observing the Crysalis

Shrinking Sutures activity cover

Shrinking Sutures

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Grade 4

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Life Cycles of Butterflies– Lesson 8: Observing the Crysalis - Moving the Crysalis Properly

Cover of the grade 4 life science teacher guide with the title how can animals use their senses to communicate and images of fireflies, birds and eyes

How Can Animals Use Their Senses To Communicate?

STC Program: Chemical Tests Unit Kit, 2nd Edition

Sound– Lesson 2: How Sound Travels

Physical Science

Rocks and Minerals– Organizing Minerals

Earth & Space Science

Title screen for the educational life science game, Morphy.

Morphy

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Grade 3

Grade 4

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Life Science

Land and Water– Literacy Extension

Earth & Space Science

STC Program: Chemical Tests Unit Kit, 3rd Edition

Explore Smithsonian: James Smithson - The Founder of the Smithsonian

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Grade 3

Grade 4

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Education

Microworlds– Unit Preparation