Kinetic Orbital Newton Cradle Balance Ball Educational Toy

Glowing Newton ball swing more dazzling at night. The base has a luminous plate, projected onto the glass beads, glass beads showing colorful. Features: Newton cradle balance balls can swing in perpetual motion for only 10-20 seconds due to the resistance of the air and friction. The product package is very strong. It will easily cause the ball and the rope entangle when you unpacking it. We highly recommend you to open it gently. Stress and Anxiety Relief Age: 3 years+