EWA Eco-Wood-Art Mechanical Model Kinetic Globe – 205 pcs – Intricate Wooden Craft Kit - Sustainable DIY Assembly Kit for Adults and Teens

Perfect for students, engineers, teachers or curious minds. The kinetic globe consists of inner and outer rotating spheres. The wind-up rubber-band engine makes the spheres move around the axis in opposite directions.
• Wooden kinetic globe model comes ready to assemble, no glue required
• Wind-up rubber-band engine inside makes the ball move round the axis
• Learn about gravity, gears, design, and engineering concepts
• Enhance your creativity, logical reasoning and problem-solving skills
• Number of pieces: 205; assembled size: 6.3 X 5.2 X 9.9 Inches