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Lesson Plan
Curated OER

Million Dollar Gift

For Teachers 3rd
Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on lesson very effectively demonstrates the concept of volume.
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Lesson Plan
Curated OER

Escape Velocity

For Teachers 9th - 12th
Students compute minimum velocity, using square roots.
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Lesson Plan
Curated OER

Comparing Candy Bars

For Teachers 8th
Eighth graders identify that a ratio is a comparison of two numbers and that a proportion is an equation that equates two ratios. They identify the extremes and means of proportions, as well as the product of the extremes equals the...
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Worksheet
Curated OER

Think of a Number

For Students 4th - 6th
In this math worksheet, students engage in a mental math activity. Student think a number and follow several computations with that number and always come up with the answer 9. Students discuss why this happens.

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