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STC Literacy Series™: Organisms

STC Literacy Series™: The Life Cycle of Butterflies

STC Assessment Guide: Balancing and Weighing

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

Cool to Carry

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Grade 3

Grade 4

Grade 5

Rocks and Minerals– Lesson 2: Observing Rocks- How are They the Same and Different?

Earth & Space Science

Cover for Beats and Banjos

Beats and Banjos

Engineering Design

STC Program: Rocks and Minerals, 3rd Edition

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

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Science

Floating and Sinking– Investigating Boat Designs

Physical Science

STC Literacy Series™: Sound

STC Assessment Guide: Weather

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

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

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STC Assessment Guide: Rocks and Minerals

STC Program: Ecosystems Unit Kit, 3rd Edition

Explore Smithsonian: How do Orchids Attract Pollinators?

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Science

Styling Sun Safety activity cover

Styling Sun Safety

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Grade 1

Kindergarten

Land and Water– Literacy Extension

Earth & Space Science

STC Assessment Guide: Comparing and Measuring

Microworlds– Unit Preparation

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

How Can We Predict When the Sky Will Be Dark?

How Can We Predict When The Sky Will Be Dark?

Earth & Space Science

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

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Science

Sustainability

Sound– Lesson 2: How Sound Travels

Physical Science

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?

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

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How Can Animals Use their Senses to Communicate

How Can Animals Use their Senses to Communicate?

STC Program: Food Chemistry Unit Kit, 3rd Edition

Motion and Design– Safety with Building Pieces

Physical Science

Ouch I Need A Bandage activity cover

Ouch! I Need a Bandage: Designing, Constructing, and Packaging a Bandage

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Grade 1

Grade 2

Grade 3

Grade 4

Engineering Design