Mechanical design is a holistic process integrating physics, mathematics, computation (CAD/FEA), materials, and manufacturing. A strong grasp of fundamental scientific principles underpins all analysis and decisions. Mathematical modeling and computational tools allow engineers to simulate and refine designs. However, real-world material properties and manufacturing processes are equally critical constraints and opportunities. Effective teamwork and understanding the entire product lifecycle, from concept to disposal, are essential. Ultimately, mechanical design is about synthesis, requiring analytical skills, creativity, and a systemic perspective to create functional, sustainable, and impactful solutions.