Help your students finally understand how solids, liquids, and gases change from one state to another with this hands-on, low-prep Change of State Cut & Paste Activity! This interactive diagram walks students through all six major phase changes while reinforcing thermal energy flow (increase vs. decrease) and particle motion. It’s engaging, notebook-friendly, and perfect for middle school science. This resource includes multiple versions to fit any classroom: color, black & white, legal-size