High school science teachers are asked to do a lot. Teach rigorous, inquiry-based lessons. Align to NGSS. Engage students in real scientific thinking. And do it all across multiple preps with limited planning time.
At Keystone Science, we build the resources that make that possible.
Our NGSS-aligned curriculum materials are designed for grades 8–12, with a focus on biology, chemistry, and environmental science. From Science and Engineering Practice activities to CER frameworks and data analysis tools, every resource is built to support 3D learning without adding to your workload.
Follow along for free resources, practical classroom strategies, and a weekly dose of NGSS support — or visit keystonesciencepa.com to browse the full catalog.

Keystone Science

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Keystone Science

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