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STC Program: Electric Circuits Unit Kit, 2nd Edition

STC Assessment Guide: Experiments with Plants

Experimenting with Mixtures, Compounts, and Elements– Marking Chromotography Paper

Physical Science

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

STC Program: Floating and Sinking Unit Kit, 3rd Edition

STC Secondary: Experimenting with Mixtures, Compounds, and Elements Unit

Plant Growth and Development–Getting a Handle on Your Bee

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

Sound– Notebooking

Physical Science

Cover of Biodiversity! guide in Spanish

¡Biodiversidad! ¿Cómo podemos equilibrar las necesidades de las personas con las necesidades de otros seres vivos?

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Grade 6

Grade 7

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High School

Life Science

Sustainability

Investigating Circuit Design– Generating Electric Energy

Physical Science

James Webb Space telescope image of the Pillars of Creation

Stories of Women in STEM: Space

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Grade 6

Grade 7

Grade 8

High School

Sustainability

Exploring Plate Tectonics– Recording Earthquake Waves

Earth & Space Science

STC Literacy Series™: Sound

STC-Secondary™: Studying the Development and Reproduction of Organisms

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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Understanding Weather and Climate– Lesson 4: Heat Transfer and the Movement of Air

Earth & Space Science

STC Secondary: Exploring Plate Tectonics

Earth & Space Science

STC Program: Sound Unit Kit, 3rd Edition

Exploring Planetary Systems– Other Surface Features : Materials and Safety

Earth & Space Science

STC Program: Measuring Time Unit Kit

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

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Grade 3

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Education

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?

Image of cover of "COVID-19! How Can I Protect Myself and Others?" The main image is an illustration of the coronavirus.

COVID-19! How Can I Protect Myself and Others?

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Sustainability

STC Secondary: Exploring Respiration and Circulation

STC Assessment Guide: Rocks and Minerals

STC-Secondary™: Exploring Planetary Systems

Earth & Space Science

Sound– Lesson 6: Vibrations We Can't See

Physical Science

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

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