Worksheet
Curated OER

The Ditionary Trick

For Students 9th - 12th
In this secondary mathematics instructional activity, students investigate a riddle involving the use of the dictionary and subtraction of three digit numbers.  The one page instructional activity contains one problems with an...
Lesson Plan
Curated OER

Raising the Bar While Hogging the Ham (Radio, That Is)

For Teachers 4th - 6th
Young scholars watch a Cyberchase video to determine the importance of using the correct scale when making bar graphs. They examine how to use bar graphs to gain information easily. They determine how to use bar graphs persuasively.