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Floating and Sinking– Investigating Boat Designs

Physical Science

STC Program: Floating and Sinking Unit Kit, 3rd Edition

Cover of the Keep it Balanced activity with an illustration of the endocrine system and a hand holding cards that say blood sugar increases and blood sugar decreases

Keep it Balanced

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French

German

Italian

Korean

Russian

Spanish

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Grade 5

Grade 6

Grade 7

Grade 8

Life Science

Vaccines Cover

Vaccines! How can we use science to help our community make decisions about vaccines?

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Spanish

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

High School

Life Science

Life Cycle of Butterflies– Lesson 8: Observing the Crysalis

STC Literacy Series™: Measuring Time, Pack of 8

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

Physical Science

Animal Studies– Materials Management

STC Literacy Series™: Soils

STC Secondary: Exploring the Nature of Light

Physical Science

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

STC Program: Human Body Systems Unit Kit

Motion and Design– "The Explore Build" Extension Activity

Physical Science

STC Assessment Guide: Solids and Liquids

STC Literacy Series™: Changes

STC-Secondary™: Researching Optical Systems

Physical Science

STC Secondary: Exploring the Properties of Matter Unit

Animal Studies– Materials and Organizations

STC Program: Microworlds Two-Use Unit Kit, 3rd Edition

Development and Reproduction– Wisconsin Fast Plants Beginning the Cycle

STC Program: Earth in Space Unit Kit

Earth & Space Science

Floating and Sinking– What Do We Know About Floating and Sinking?

Physical Science

Tami's Tower: Let's Think About Engineering title screen

Tami's Tower: Let's Think About Engineering

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Grade 1

Grade 2

Kindergarten

Engineering Design

The cover of the Energy guide in Spanish with a collage of four photos of renewable energy

¡ENERGÍA! ¿Cómo podemos garantizar una energía sostenible para todos?

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Grade 6

Grade 7

Grade 8

High School

Sustainability

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

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Explore Smithsonian: Courtney Dressing - Smithsonian Center for Astrophysics Graduate Student

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Education

Experimenting with Mixtures, Compounds, and Elements– Drying Chromotography Paper

Physical Science

STC Program: Balancing and Weighing Unit Kit, 3rd Edition

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

This is a free resource

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Science

Sustainability

STC Literacy Series™: Comparing and Measuring