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Worksheet
Curated OER

Harry Potter Problem

For Students 7th - 12th
In this middle/secondary mathematics worksheet, students solve a unit conversion riddle that is based on the monetary system of the wizards in Harry Potter.  The one page worksheet contains one problem.  Solution is provided. 
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Lesson Plan
Curated OER

Solar Speed

For Teachers 9th - 11th
Students perform unit conversion. In this algebra lesson, students calculate the distance and speed of a solar car. They graph their result as speed versus distance and analyze it.