🌈✨ Rainbow STEM – Exploring Light & Color A Hands-On Science & Engineering Challenge (Grades 3–9)Bring the science of light to life with this engaging, hands-on STEM challenge where students explore how white light separates into a rainbow! In this interactive investigation, learners design and build a working model or experiment that demonstrates how light bends and forms a spectrum. This resource guides students step-by-step through the Engineering Design Process while building a deep unders