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Worksheet
Curated OER

Galaxies and the Universe

For Students 8th - 9th
If Earth was formed 4600 million years ago, and the sun revolves about the center of the Milky Way once every 250 million years, how many revolutions have occurred? Students answer this question and ten more, all providing students with...
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Activity
Exploratorium

Exploratorium: Microscope Imaging Station: Classroom Explorations

For Teachers 9th - 10th
These microscope activities provide students with lots to explore. Activities include the characteristics of living things, math in science, cell biology, genetics, physiology, and mitosis.
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Unit Plan
New York Times

New York Times: Steven Strogatz on the Elements of Math Series the New York Times

For Students 9th - 10th
[Free Registration/Login Required] On this site, Cornell University mathematics professor, Steven Strogatz, shares his 15-part series of columns on the elements of math. He investigates topics ranging from negative numbers to subtraction...
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Website
Other

American Mathematical Society: Mathematical Moments

For Students 9th - 10th
Use this resource to promote an awareness of mathematics as it occurs in nature, science, technology and human culture. This series of articles and podcasts can be used as teaching resources.