Ninth graders explore the main events, key people, outcomes and lasting effects of World War I. They research the lasting effects of World War I on the 20th Century and discuss the Treaty of Versailles and its effects on Germany.

Learners explore the similarities and differences between ocean mammals and fish. The characteristics of the life forms observed are placed onto a graph. The classroom becomes the botom of the sea and is explored to gain the required data.

Students investigate Ballast systems in submarines. In this ballast lesson, students conduct experiments that show how a Ballast system works. Students will then create a model of a submarine's ballast system.

Student study the USS Alligator, the United States' first submarine. They describe the United States' first submarine, the USS Alligator's technology in 1862 and its voyages. A nautical vocabulary list is included for student reference.

A submarine that was in training when World War II ended.