DIY Wooden Traffic Lights Model Traffic Lights Fun Invention Educational Science Physics Toy Learning STEM Puzzle Education Toy

Features:1. Apply scientific knowledge (such as physics, chemistry, biological sciences, and geospatial sciences) to understand and participate in influencing the natural world.2. Fully understand the application practice, understand its structure and application, principle and structure, apply what they have learned, and draw inferences from each other3. Understanding of system projects. The rhythm of grasping the huge system. Controlling and positioning4. Unique understanding of beauty, cutting-edge vision. Color grasp, structural coordination, logical relationship. Leading fashion and pursuing excellence5. Discover, express, explain and solve problems to digitize and standardize. Mathematical problems in a variety of contextsNotes:Due to the difference between different monitors, the picture may not reflect the actual color of the item.Please allow slight measurement deviation caused by manual measurement, thank you for your understanding.