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Lesson Plan
Curated OER

Ionic Chemical Formulas Days 1 & 2

For Teachers 10th - 12th
Students study polyatomic ions and write binary and ternary ionic chemical formulas. They explore putting together different monatomic ions and coming up with as many chemical formulas as possible. They play a game similar to memory...
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Worksheet
Curated OER

Intro to Biology Chapters 1 & 2 Practice Test

For Students 9th - 12th
Don't be fooled by the title - this biology quiz could serve as an AP biology or college-level biology quiz. Some of the molecules represented may be difficult to identify without seeing the textbook from which this is based. It could...