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

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

STC Assessment Guide: Plant Growth and Development

STC Literacy Series™: Electric Circuits

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

STC Program: Comparing and Measuring Unit Kit, 3rd Edition

Which Force Is With You? A Motion and Design Lesson Cover Image

Which Force Is With You? A Motion and Design Lesson

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Grade 3

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Grade 8

STC Literacy Series™: The Life Cycle of Butterflies

Ecosystems– Lesson 7: Joining Terrarium and Aquarium

Earth & Space Science

Dr. Drew, Density, & Diffusion Cover Image

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

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Grade 3

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STC Program: The Life Cycle of Butterflies Unit Kit, 2nd Edition

cover of the How Can We Provide Energy to People's Homes? Grade 4 Engineering Trainer Guide

How Can We Provide Energy to People's Homes? Grade 4 Engineering Trainer Guide

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Engineering Design

STC Assessment Guide: Weather

STC Assessment Guide: Comparing and Measuring

STC Assessment Guide: Electric Circuits

Grade 4 earth and space science teachers guide cover

How Can We Stay Safe On A Changing Earth?

Earth & Space Science

Be Mosquito Smart: Know the Enemy Cover Image

Be Mosquito Smart: Know the Enemy

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Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

What's the Code? activity cover

What's the Code? Coding Robot Movements Using Sound

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Grade 1

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Engineering Design

STC Program: Measuring Time Unit Kit

STC Literacy Series™: Weather

STC Program: Food Chemistry Unit Kit, 2nd Edition

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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STC Assessment Guide: Sound

STC Literacy Series™: Sound

STC Assessment Guide: Soils

A lighthouse between two palm trees

How Would You Design a Lighthouse?

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Engineering Design

STC Assessment Guide: Changes

STC Program: Experiments with Plants Unit Kit

How Can We Glide Like a Squirrel?

How Can We Glide Like a Squirrel?

STC Program: Changes Unit Kit, 3rd Edition