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

Physical Science

Rocks and Minerals– Incorporating Literacy

Earth & Space Science

A yellow cover of a grade 1 engineering teachers guide

How Can We Send a Message Using Sound?

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Engineering Design

Ecosystems– Lesson 7: Joining Terrarium and Aquarium

Earth & Space Science

cover of the Earth's Systems Grade 5 Engineering Trainer Guide

Earth's Systems Grade 5 Engineering Trainer Guide

This is a free resource

Engineering Design

STC Literacy Series™: Magnets and Motors, Pack of 8

STC Program: Weather Unit Kit, 2nd Edition

The yellow cover of the grade 1 engineering teachers guide

How Can We Send a Message Using Sound?

Engineering Design

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

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Earth & Space Science

Motion and Design– "The Explore Build" Extension Activity

Physical Science

STC Assessment Guide: Microworlds

Explore Smithsonian: What External Adaptations do Pandas Have for Their Unique Diet?

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Science

COSIP.TV: ¡COVID-19! ¿Cómo puedo protegerme a mí mismo y a los demás?

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STC Literacy Series™: Electric Circuits