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How Can We Predict Change in Ecosystems?

STC Assessment Guide: Experiments with Plants

Where Does the Water Go? Cover Image

Where Does the Water Go? Calculating a Neighborhood Water Footprint

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Engineering Design

Sustainability

Explore Smithsonian: How do Orchids Attract Pollinators?

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Grade 3

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Life Science

Why is My Shadow Shorter Sometimes and Longer Other Times?

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Earth & Space Science

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

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Animal Studies– Materials Management

Swing Along with a Pendulum: Clocking a Second Cover Image

Swing Along with a Pendulum: Clocking a Second

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French

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Microworlds– Unit Preparation

Cover of grade two engineering teachers guide

How Can We Stop Land From Washing Away?

Engineering Design

STC Assessment Guide: Chemical Tests

Glider Guide Title Screen

Glider Guide

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Grade 2

Earth & Space Science

Land and Water– Literacy Integration (Using Alphabet Box with Science Vocabulary)

Earth & Space Science

STC Literacy Series™: Changes

STC Assessment Guide: Floating and Sinking

STC Program: Soils Unit Kit, 2nd Edition

Rocks and Minerals– Organizing Minerals

Earth & Space Science

Life Cycle of Butterflies– Literacy Integration: Nonfiction 1 - Multiple Intelligence Retell

STC Program: Organisms Unit Kit, 3rd Edition