These primary lessons (K-2) are intended to present background knowledge to students as they undertake the study of the Bull and Cutthroat Trout in the Blackfoot River. These lessons are intended to help the students gain an understanding of the world in which they live, the Blackfoot Watershed. Students will learn how to collect and analyze data. Students will be placed in the role of scientists as they investigate and observe natural phenomena. Students will acquire and apply critical thinking and problem-solving skills.