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Topics/Subjects:
Structure and properties of matter  
Educational Level:
Grade 6  
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This is a lesson about crystal growth. Leaners will grow a sugar crystal and learn how this relates to growing protein crystals in space. The lack of gravity allows scientists on the space station to grow big, almost perfect crystals, which are used... (View More)

In this problem set, learners will practice fractions by working with the ratios of various molecules or atoms in different compounds to answer a series of questions. Answer key is provided. This is part of Earth Math: A Brief Mathematical Guide to... (View More)

Keywords: Molecule; Atom; Ratio; Compound
Audience: Elementary school, Middle school
Materials Cost: Free

In this problem set, learners will answer a series of questions about the complex molecule, Propanal. Answer key is provided. This is part of Earth Math: A Brief Mathematical Guide to Earth Science and Climate Change.

Audience: Elementary school, Middle school
Materials Cost: Free

This is a set of materials about spectroscopy, including a downloadable PowerPoint presentation and two demonstrations or activities. Learners will read and/or hear about the science of spectroscopy, what a spectrum is, and how spectroscopy is... (View More)

This is a set of materials about spectroscopy, including a downloadable PowerPoint presentation and other related resources. Learners will read and/or hear about the science of spectroscopy, what a spectrum is, and how spectroscopy is important to... (View More)

This is a set of lessons about the Moon. Learners will focus on answering the essential question: What are the challenges engineers and scientists are working to solve as NASA prepares to send humans to live and work on the Moon for extended periods... (View More)

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