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Why is My Shadow Shorter Sometimes and Longer Other Times?

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Kindergarten
Earth & Space Science
How Can We Change Solids and Liquids?
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How Can We Change Solids and Liquids?

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

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STC Assessment Guide: Chemical Tests

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STC Program: Soils Unit Kit, 3rd Edition

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Sound– Lesson 8: Making a Model Eardrum

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STC Assessment Guide: Changes

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STC Assessment Guide: Weather

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Life Cycles of Butterflies– Lesson 8: Observing the Crysalis - Moving the Crysalis Properly

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Cover of COVID-19! How Can I Protect Myself and Others? NGSS-Aligned Teacher Companion Guide
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COVID-19! How Can I Protect Myself and Others? NGSS-Aligned Teacher Companion Guide

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STC Program: Balancing and Weighing Unit Kit, 2nd Edition

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Be Mosquito Smart: Know the Enemy Cover Image
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Be Mosquito Smart: Know the Enemy

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Animal Studies– Materials and Organizations

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Life Science
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STC Assessment Guide: Solids and Liquids

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STC Program: Motion and Design Unit Kit, 3rd Edition

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STC Literacy Series™: Chemical Tests

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Cover of grade two engineering teachers guide titled How can we stop land from washing away?
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How Can We Keep Land From Washing Away?

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Engineering Design
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STC Program: Chemical Tests Unit Kit, 3rd Edition

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Swing Along with a Pendulum: Clocking a Second Cover Image
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Swing Along with a Pendulum: Clocking a Second

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STC Program: Food Chemistry Unit Kit, 2nd Edition

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Soils– Lesson 6: How Quickly Do Soils Settle in Water?

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

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