• [STRESS RELIEF] Keep this cool perpetual motion desk toy on your home desk for occasional stress relief and relaxation.
• [STABLE OSCILLATION] This perpetual motion machine sits on a stable table and happily oscillates, demonstrating the laws of momentum and conservation of energy.
• [CLASSIC TABLETOP ORNAMENT] Simple, stylish, fun, beautiful, and elegant, this art in motion adds c to any space.
• [WIDELY APPLICABLE] Suitable for homes, office desks, shopping malls, and entertainment places. Adds a touch of elegance to any setting.
• [FUN AND EONAL] Watch the pendulum motion and learn about the laws of energy and motion with this classic tabletop toy.