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Big Picture Science -- Science Education Materials by Priscilla Spears
Big Picture Science offers up-to-date science education materials by Priscilla Spears for elementary and middle school, especially for the Montessori system.
big picture scienceeducation materialspriscillaspears
https://big-picture-science.myshopify.com/products/big-picture-science-newsletter-back-issues
Big Picture Science Newsletter - Back issues
These are free PDFs of selected back issues of Big Picture Science Newsletter from 1999-2002. The topics include: astronomy, the electromagnetic spectrum, and...
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