Learners examine state rights and the commerce clause. In this Supreme Court lesson, students examine primary documents from Gibbons v. Ogden and discuss the implications of the decision.

Young scholars demonstrate the decision-making process for marine reserves designations. In this role-playing lesson students analyze maps and data relating to a proposed reserve. They formulate the best decisions based on overall issues.

In this Titanic's lifeboats worksheet, students read about the specific numbers of people on the lifeboats of the Titanic. Students answer 10 questions about the text.