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Motion and Design– Safety with Building Pieces

Physical Science

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

Physical Science

STC Literacy Series™: Electric Circuits

Aww Snap! a Snapdragon Study title screen

Aww Snap! a Snapdragon Study

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Grade 2

Grade 3

Grade 4

Grade 5

Grade 6

Life Science

Experimenting with Forces of Motion– The Mousetrap Car

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Physical Science

STC Assessment Guide: Land and Water

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

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Science

Sustainability

Mission to the Moon Model Cover Image

Mission to the Moon Model

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Grade 2

Grade 3

Grade 4

Grade 5

Life Cycle of Butterflies– Lesson 8: Observing the Crysalis

cover of the Grade 2 life science teacher's guide

How Can We Find the Best Place for a Plant to Grow?

STC Assessment Guide: Animal Studies

STC Program: Properties of Matter Unit Kit

Cover fo the grade 2 physical science teacher's guide

How Can We Change Solids And Liquids?

Physical Science

STC Assessment Guide: Soils

Understanding Weather and Climate–Lesson 9: Ocean Currents-Using the Demo Box

Earth & Space Science

STC Program: Chemical Tests Unit Kit, 3rd Edition

STC Program: Light Unit Kit

Physical Science

Organisms– Literacy Integration

Explore Smithsonian: James Smithson - The Founder of the Smithsonian

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Education

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

Physical Science

microscopic image of a cell

STCMS™: Genes and Molecular Machines

Cover of grade two engineering teachers guide

How Can We Stop Land From Washing Away?

Engineering Design

STC-Secondary™: Investigating Biodiversity and Interdependence

Front cover of the What Explains Similarities and Differences Between Organisms? teachers guide with flowers plants and bugs

What Explains Similarities and Differences Between Organisms?

Explore Smithsonian: How do Scientists Sample Populations of Fish and Invertebrates Along the Shorelines?

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Science

Sustainability

Rocks and Minerals– Lesson 8: Shining a Light on the Minerals

Earth & Space Science

Animal Studies– Materials and Organizations

Explore Smithsonian: How can Scientists Track the Movement of an Invasive Species of Fish?

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Filed Under

Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Science

Sustainability

STC Program: Balancing and Weighing Unit Kit, 2nd Edition