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Worksheet
Curated OER

Spelling Rules for "IE' and "EI"

For Students 4th - 8th
In this grammar worksheet, students identify and locate vocabulary words that apply to the spelling rules for "ie" and "ei." There are 30 words located in the word search.
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Lesson Plan
Curated OER

Effects of pH on Organic Molecules

For Teachers 9th - 12th
Students investigate the effects of an acid and a base on the structure of milk protein. They observe the changes to droplets of milk when adding ammonia and lemon juice and relate the changes to old, curdled milk. An extension using...
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Lesson Plan
Curated OER

Get Fit for Yosemite - Nutrition

For Teachers 6th - 12th
Students demonstrate an understanding of healthy eating habits and of following a fitness program. They visit Yosemite Institute.
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Lesson Plan
Curated OER

Kitchen Calculations

For Teachers 5th - 8th
Students compare eggs to other foods as a cost-effective protein source. They use formulas to determine prices in a worksheet and in local newspaper ads.