At this site from the University of Nebraska, students can learn about various types of trade restrictions and their effects by applying a model to determine who will benefit and who will be hurt by a tariff.

A teaching resource with teacher guides, lesson plans, and a test of money for grades 4, 5, and 6. Includes exercise sheets.

The University of Omaha provides a cross-curricular lesson plan for 4-6th grades involving economics and language arts. "Elijah McCoy was an African-American inventor who successfully designed an automatic oil cup that may have inspired...