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

STC Program: Rocks and Minerals Unit Kit, 2nd Edition

The cover of A Weighty Problem grade 5 teacher guide with a collage of pictures depicting hiking gear, girls in science class, a boy hiking and a scale with a water and powder mixture.

A WEIGHTY PROBLEM

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Grade 5

Physical Science

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

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

STC Program: Electric Circuits Unit Kit, 3rd Edition

STC Program: Floating and Sinking Unit Kit, 2nd Edition

STC Program: The Life Cycle of Butterflies Unit Kit, 3rd Edition

How Can We Use the Sky to Navigate?

Earth & Space Science

STC Secondary: Exploring Plate Tectonics

Earth & Space Science

STC Program: Chemical Tests Unit Kit, 3rd Edition

Cover fo the grade 2 physical science teacher's guide

How Can We Change Solids And Liquids?

This is a free resource

Physical Science

STC Program: Land and Water Unit Kit, 3rd Edition

How Can We Identify Materials Based On Their Properties?

How Can We Identify Materials Based on Their Properties?

Physical Science

How Can We Find the Best Place for a Plant to Grow? Teacher Guide

How Can We Find the Best Place for a Plant to Grow?

STC Program: Weather Unit Kit, 2nd Edition

STC Program: The Technology of Paper Unit Kit

Cover of grade two engineering teachers guide

How Can We Stop Land From Washing Away?

Engineering Design

STC Program: Chemical Tests Unit Kit, 2nd Edition

STC Program: Comparing and Measuring, 2nd Edition

cover of the Grade 2 life science teacher's guide

How Can We Find the Best Place for a Plant to Grow?

STC Program: Plant Growth and Development Unit Kit, 2nd Edition

STC Program: Soils Unit Kit, 3rd Edition

STC Program: Sound Unit Kit, 2nd Edition

A blue tone image of the Smithsonian castle with text that says Stories of women in STEM at the Smithsonian

Stories of Women in STEM at the Smithsonian

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Grade 5

Grade 6

Grade 7

Grade 8

Education

STC Program: Ecosystems Unit Kit, 2nd Edition

STC Program: Changes Unit Kit, 2nd Edition