Studying how glue is made turns materials science and joinery into a practical design and technology case study for middle and high school STEM. A focused reading passage with questions prepares students to learn about polymerization, compounding of resins and fillers, mixing, deaeration, filtration, packaging, and safety controls. Learners could compare PVA, epoxy, cyanoacrylate, hot melt, and pressure sensitive adhesives while analyzing viscosity, open time, cure, peel and shear strength. Prom