Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...
The little spheres represent water molecules. Molecules are in constant motion. The attractions water molecules have for each other keep them close together. They can move past each other, but their ...
ARLINGTON, Va.--(BUSINESS WIRE)--The latest books in the Picture-Perfect Science series help young students learn to read while they read to learn about science, technology, engineering, and ...
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