Features: This educational science set inspires children's creativity and enhances hands on skills through engaging physics experiments, teaching fundamental concepts like balance while promoting STEM learning. Constructed from quality plastic for safety and longevity, the tool frees assembly design allows quick and easy setup, reducing potential risks and making it ideal for youngly learners. Perfect for kids aged 6-12, parents seeking interactive family bonded, and educators in school, it supports beginners and those with weaker motor skills in developing problem solving abilities. Versatile for use in homes, classrooms, science fairs, and extracurricular activities, this physics teaching aid enriches STEM curricula and provides fun, educational play during leisure time. By successfully assembling the big wheels, children build confidence and gains a practical understanding of mechanical principles, fostering comprehensive educational growth and lifelong curiosity. Specifications: Materials: Plastic Color: As The Picture Shows Package Weight: approx.145g Size: approx.18.5x14cm/7.28x5.51in Package Includes: 1 x Science Teaching Aid Set note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!