Lessons From The River This is a sample of activities that are educational and fun for various grade levels. Children can do these projects with teachers and classmates or at home with their families. Salmon Life Cycles (Grades K - 2) Fish Now or Later (Grades 3 - 5) Estimating Fish Populations (Grades 6 -12) Fisheries Research Methods (Grades 6 - 12) Fisheries Monitoring Scenario (Grades 6 - 12) Text and graphics by USFWS staff Last modified 18 January, 2006