Unlock the power of series methods for solving differential equations with “Applying Power Series to Differential Equations: An Exploration Through Questions and Projects.” Tailored for undergraduate STEM majors and researchers, this Problem Books in Mathematics volume offers a comprehensive guide to tackling ordinary differential equations using computational power series. Explore a diverse array of STEM-focused problems, enhanced with illustrative figures. Each chapter concludes with discovery and research questions, providing accessible pathways for undergraduates and valuable extensions for graduate-level exploration. This textbook serves as an essential supplementary resource for coursework, independent study, and analytical or numerical problem-solving in differential equations.