Péndulo de Bolas de Newton Balance 12x9x13cm 4xAA

Resumen

• ACCURATE AND UNIFORM: Each steel ball has been accurately measured and the weight is uniform. Unique selection of plastic base and steel ball, bring excellent texture, guarantee your experience
• LONGER SWING TIME: Due to air and friction resistance, the balanced swing ball can last 15‑20 seconds. You can find a variety of ways to play, such as one ball at one end hitting next to each other, hitting the ball at the other end into the air while the ball in the middle stays still, or two or more. Switch control color luminous body, not monotonous, more fashionable. You can find a more fun
• STRESS RELIEVING ORNAMENT: This balance ball is a charming desk ornament. Not only add beauty to a room, but also relieves stress while you're playing. This is a cool and fun game for office workers to avoid anxiety, can also be luminous
• EDUCATE WITH PLAY: The balance ball is also the perfect schooling gadget. Can guide children to understand the meaning of energy conservation. Let children accept the baptism of science while playing
• IDEAL GIFT: The classic design makes it a great gift for kids, family, friends and colleagues, so they can relieve stress when need while keeping kids entertained