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STC Assessment Guide: Animal Studies

STC Program: Rocks and Minerals, 3rd Edition

STC Assessment Guide: Ecosystems

cover of the Energy Grade 4 Engineering Trainer Guide

Energy Grade 4 Engineering Trainer Guide

This is a free resource

Engineering Design

STC Literacy Series™: Microworlds

STC Assessment Guide: Rocks and Minerals

STC Program: Motion and Design Unit Kit, 2nd Edition

STC Assessment Guide: Comparing and Measuring

STC Program: Electric Circuits Unit Kit, 3rd Edition

STC Program: The Technology of Paper Unit Kit

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 Literacy Series™: Food Chemistry

STC Assessment Guide: Experiments with Plants

STC Literacy Series™: Chemical Tests

Cover of the How Can We Protect Animals When Their Habiatat Changes? Grade 3 Engineering Trainer Guide

How Can We Protect Animals When Their Habitat Changes? Grade 3 Engineering Trainer Guide

This is a free resource

Engineering Design

STC Program: The Life Cycle of Butterflies Unit Kit, 3rd Edition

STC Program: Food Chemistry Unit Kit, 2nd Edition

STC Program: Solids and Liquids Unit Kit, 2nd Edition

Swing Along with a Pendulum: Clocking a Second Cover Image

Swing Along with a Pendulum: Clocking a Second

This is a free resource

French

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Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Mission to the Moon Model Cover Image

Mission to the Moon Model

This is a free resource

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Grade 2

Grade 3

Grade 4

Grade 5

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

This is a free resource