by Cheryl Brin
Here you'll find a few works useful to science teachers, naturalists and students. These are works in progress. I welcome comments and suggestions.
Books currently (or soon to be) posted:
Copyright notice: These works are posted for use by educators and others on a small scale or limited, fair-use basis. All rights to commercial publication are reserved. No mass duplication or resale without permission.
Cheryl Brin is a science teacher with a background in geochemistry. She lives with her family in San Diego County.