Water, an extremely precious resource, is the basis for this exciting, hands-on unit on oceans. Student notes will have students playing in the waves, comparing fresh water and salt water, and creating oil spills right in their own classroom. The worksheets supplement all of the core lessons. Complete with optional activities that will have your students cooking and drawing, will give students a different perspective about oceans. A final exam to test students' knowledge of the information contained in this unit is also included. This Earth Science lesson provides a teacher and student section with a variety of reading passages, activities, crossword, word search and answer key to create a well-rounded lesson plan.