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

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Kindergarten
Physical Science
Composite image of stars from the Chandra X-ray Telescope
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Explore Smithsonian: How Do Astronomers See the Invisible Parts of the Universe?

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Earth & Space Science
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STC Assessment Guide: Changes

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Life Cycle of Butterflies– Literacy Inegration: Nonfiction 2 - Multiple Intelligence Retell

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Explore Smithsonian: Dr. Avi Loeb - Jr. Professor of Science

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STC Program: Electric Circuits Unit Kit, 2nd Edition

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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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Physical Science
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Soils– Using Alpha Boxes

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Earth & Space Science
Curriculum

STC Program: Chemical Tests Unit Kit, 2nd Edition

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Curriculum

STC Program: Floating and Sinking Unit Kit, 2nd Edition

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Curriculum

STC Program: Plant Growth and Development Unit Kit, 2nd Edition

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Curriculum

STC Program: Motion and Design Unit Kit, 3rd Edition

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STC Assessment Guide: Comparing and Measuring

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Why is My Shadow Shorter Sometimes and Longer Other Times?

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Earth & Space Science
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STC Literacy Series™: Plant Growth and Development

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A lighthouse between two palm trees
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How Would You Design a Lighthouse?

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Engineering Design
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Motion and Design– "The Explore Build" Extension Activity

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Kindergarten
Physical Science
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Life Cycle of Butterflies– Lesson 8: Observing the Crysalis

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Life Science
Curriculum

STC Program: Animal Studies Unit Kit, 3rd Edition

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STC Literacy Series™: Food Chemistry

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

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Engineering Design
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
Curriculum

How Can We Use Patterns To Predict Motion?

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Physical Science
Cover of COVID-19! How Can I Protect Myself and Others? NGSS-Aligned Teacher Companion Guide
Curriculum

COVID-19! How Can I Protect Myself and Others? NGSS-Aligned Teacher Companion Guide

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STC Literacy Series™: Land and Water

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Video

Life Cycle of Butterflies– Lesson 3: Learning More About Caterpillars

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Kindergarten
Life Science
The purple cover of grade 3 earth science teachers guide
Curriculum

How Do Weather and Climate Affect Our Lives?

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Earth & Space Science
Curriculum

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

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Curriculum

STC Program: Comparing and Measuring, 2nd Edition

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Curriculum

STC Program: Rocks and Minerals, 3rd Edition

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