In this high-engagement, Project-Based Learning (PBL) experience, students step into the shoes of backyard engineers to help television’s most creative brothers, Phineas and Ferb, maximize their summer vacation. Students are challenged to dream up, design, and plan a mind-blowing, larger-than-life invention—all while managing real-world constraints. This cross-curricular project seamlessly bridges STEM/STEAM, technical writing, and public speaking. Rather than just completing worksheets, studen