Worksheet
Curated OER

Comparative Advantage and Gains from Trade

For Students 11th - 12th
Using a formula and several economic scenarios, learners answer six problem solving questions and finish a graph. They will use this worksheet to better understand comparative advantage and economic gains made through trade.
Lesson Plan
Curated OER

"Water is Life" Global Water Awareness

For Teachers 6th - 9th
Students examine and calculate the percentage of potable water remaining on the earth. In this ecology and geography lesson, students brainstorm the main factors affecting water distribution. Students use mathematical problem solving to...