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Lesson Plan
Curated OER

How Long Is Your Smile?

For Teachers 4th
Fourth graders measure to the nearest centimeter. They work together to create a portrait of themselves with an accurate measurement of their smile to the nearest centimeter. This is a creative way for students to explore centimeters.
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Lesson Plan
Curated OER

Estimation Zone

For Teachers 3rd - 7th
Students explore estimation. They estimate distance, weight, temperature and elapsed time. Students record their estimates and justify their estimations wtih a written response. After estimating, students take the actual measurements of...
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Lesson Plan
Curated OER

Guess Your Best

For Teachers 3rd - 5th
Students discuss situations when it is useful to know exact weight of object as opposed to estimated weight, estimate weight of various items, weigh them on scale using ounces and pounds, and compare their weights on Guess Your Best...
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Lesson Plan
Pennsylvania Department of Education

The Weight of Things

For Teachers Pre-K - 2nd
Students explore weight. In this math instructional activity, students predict which item weighs more and discuss how they arrived at their decision. Students weigh several items to determine which weighs more.
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Lesson Plan
Curated OER

Metric Mania

For Teachers 7th - 12th
Students practice converting units of measurement using the ladder method.  In this metric conversion lesson plan students practice converting metric measurements and filling out the worksheet. 

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