Given the commonness of pets in communities throughout the United States, Canada, and Australia, among other countries, pet stewardship should be a natural topic of study for the integration of science, mathematics, and technology. Therefore, the term "stewardship" will be examined by applying observation and research to shape our behaviors and raise our students' awareness of pet ownership. After completing the interdisciplinary lessons in this article, it should be evident that our responsibility for our pets begins at home. (Contains 6 figures and 1 resource.)