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STC Assessment Guide: Animal Studies

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

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 Track and Monitor Blue Crab Populations in the Chesapeake Bay?

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Life Science

Sustainability

STC Living Materials Order Sheet, Microworlds

the cover of Unbalanced Forces Grade 3 Physical Science Trainer Guide

Unbalanced Forces Grade 3 Physical Science Trainer Guide

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Physical Science

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

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The cover of the 3rd grade earth and space science teacher's guide

How Do Weather And Climate Affect Our Lives?

Earth & Space Science

STC Assessment Guide: The Life Cycle of Butterflies

STC Program: Experiments with Plants Unit Kit

STC Program: Comparing and Measuring, 2nd Edition

STC Literacy Series™: Chemical Tests

Sound– Notebooking

Physical Science

STC Program: The Technology of Paper Unit Kit

STC Program: Weather Unit Kit, 2nd Edition

Explore Smithsonian: How Can We Know About the Reproductive Cycle of an Animal by Its Poop?

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Grade 3

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Life Science

Cover of Smithsonian Science for the Classroom with yellow background and 12 images in circles with tiger stripes, insect, fossil, and animal crossing sign.

How Can We Protect Animals When Their Habitat Changes?

Engineering Design

STC Program: Ecosystems Unit Kit, 2nd Edition

STC Program: Land and Water Unit Kit, 3rd Edition

Elementary Weather Lesson

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Earth & Space Science

STC Program: Electric Circuits Unit Kit, 2nd Edition

Animal Studies– Materials Management

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

Physical Science

Plant Growth and Development– Planting the Seeds

STC Literacy Series™: Animal Studies

STC Assessment Guide: Land and Water

STC Program: Magnets and Motors Unit Kit

Dr. Drew, Density, & Diffusion Cover Image

Dr. Drew, Density, & Diffusion: Dr. Charles Richard Drew Giving Life Through Blood Research

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STC Program: Electric Circuits Unit Kit, 3rd Edition

STC Program: Soils Unit Kit, 2nd Edition