A simple, hands‑on sound investigation designed for early elementary learners. Perfect for classrooms, homeschool, STEM bins, or after‑school enrichment. Students explore how vibrations create sound and how different materials change what they hear. The activity page guides learners through setup, testing, and recording observations using kid‑friendly prompts and sketch boxes. WHAT’S INCLUDED• 3‑page science investigation set: Cover Page, Instructions Page, Activity Page • Clear, consistent dire