# Ratio Test Teacher Resources

Find Ratio Test educational ideas and activities

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**1**-**16**of**16**resources#### New Review GPS and Navigation

If you are navigating to find a terrific lesson on GPS (global positioning system) that incorporates math, geography, and science, then you have finally arrived! This is an ideal STEM lesson in which high schoolers learn the history of GPS, read maps using Google Earth, convert latitude and longitude into minutes and seconds, practice triangulation and trilateration, and more! You will use the included PowerPoint and videos to teach, then turn learners loose to solve real-world problems.