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

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Life Science

Life Cycle of Butterflies– Lesson 2: Caring for Caterpillars

Land and Water– Lesson 2/3 The Water Cycle: Modeling Land and Water

Earth & Space Science

Plant Growth and Development–Getting a Handle on Your Bee

STC Assessment Guide: Electric Circuits

STC Program: Measuring Time Unit Kit

STC Program: Electric Circuits Unit Kit, 3rd Edition

Explore Smithsonian: How Does a Curator of Great Cats Monitor the Health of Individual Lions in a Pride?

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Life Science

Sustainability

Be Mosquito Smart: Know the Enemy Cover Image

Be Mosquito Smart: Know the Enemy

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Grade 4

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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 Program: Organisms Unit Kit, 2nd Edition

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 Program: Land and Water Unit Kit, 3rd Edition

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: Sound Unit Kit, 3rd Edition

Life Cycle of Butterflies– Literacy Integration: Fiction

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

Floating and Sinking– How is Salt Water Different from Fresh Water?

Physical Science

A yellow book cover with images in circles. The images are of a solar panel electric stove burner and lightbulb.

How Can We Provide Energy to Meet Diverse Needs?

Engineering Design

Explore Smithsonian: What Internal Adaptations do Pandas Have to Eat Bamboo?

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Grade 3

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Life Science

STC Program: Land and Water Unit Kit, 2nd Edition

STC Program: Ecosystems Unit Kit, 3rd Edition

Title screen for the interactive e-Book, Expedition: Insects

Expedition: Insects

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Ecosystems– Lesson 7: Joining Terrarium and Aquarium

Earth & Space Science

STC Program: Chemical Tests Unit Kit, 3rd Edition

Organisms– Notebooking