Bring science to life this fall with the Pumpkin Fizz STEM Challenge! In this hands-on activity, students design, test, and improve a fizzing reaction inside a mini pumpkin using the Engineering Design Process. Perfect for fall science, Halloween week, or simple machines and chemistry units, this challenge helps students explore acid-base reactions, data collection, and problem-solving in a fun and engaging way. To deepen learning, the resource includes Depth & Complexity prompts that encour