Explore our Curriculum & Resources

STC Assessment Guide: Experiments with Plants

STC Assessment Guide: Ecosystems

The cover of Protecting Whales in Ukrainian

Захист китів

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Grade 3

Life Science

Sustainability

Explore Smithsonian: How can Scientists Track the Movement of an Invasive Species of Fish?

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Filed Under

Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Science

Sustainability

Explore Smithsonian: How Are Optical Instruments Tested Before Space Flight?

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Grade 3

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Earth & Space Science

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

Earth & Space Science

Electric Circuits– Making a Filament

Physical Science

Title screen for the interactive e-Book, Expedition: Insects

Expedition: Insects

This is a free resource

STC Program: The Technology of Paper Unit Kit

Soils– Reading Resource Extensions

Earth & Space Science

Cover of the Grade 3 Physical Science trainer guide

How Can We Predict Patterns of Motion? Grade 3 Physical Science Trainer Guide

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Physical Science

STC Literacy Series™: Chemical Tests

STC Program: Microworlds Unit Kit, 2nd Edition

Life Cycle of Butterflies– Lesson 14: Discovering that Butterflies are Insects

STC Assessment Guide: Motion and Design

STC Assessment Guide: Animal Studies

cover of the Ecosystem Resilience! How can people and ecosystems build resilience to change?

Habitats Grade 3 Engineering Trainer Guide

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Engineering Design

The cover of the 3rd grade earth and space science teacher's guide

How Do Weather And Climate Affect Our Lives?

Earth & Space Science

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

Earth & Space Science

STC Assessment Guide: Floating and Sinking

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

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

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

Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Life Cycle of Butterflies– Lesson 8: Observing the Crysalis

STC Literacy Series™: Rocks and Minerals

What's the Code? activity cover

What's the Code? Coding Robot Movements Using Sound

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French

Italian

Korean

Russian

Spanish

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Grade 1

Grade 2

Grade 3

Grade 4

Engineering Design

Why is My Shadow Shorter Sometimes and Longer Other Times?

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Earth & Space Science

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

Floating and Sinking– How is Salt Water Different from Fresh Water?

Physical Science

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