Perpetual Newton Cradle Balance Weightlifting Man

Save $0.78 USD
$11.67 USD
$10.89 USD

According to the principle of leverage, the role of a heavy object can be replaced by the role of several uniform distribution of heavy objects, as long as small iron man keep in same position, the weight of the two ball the same, the fulcrum position is unchanged, so a small iron man can rotate freely, steady does not fall.

This metal balance man can help to relax your leisure time when in office, also do good help to release pressure when in hard study. What’s more, it is also a special gift to friends and families.

  • Dimension: 2.5*17.6*11/11.3cm
  • Material: Metal + Plastic
  • Style: Style H bigger size/ Style I bigger size
  • Type: Home Decoration


This classic desktop toy provides you many benefits and entertainments, is suitable for various locations such as house or office, and is an intriguing device that not only demonstrates pendulum motion, but also helps to show the laws of Conservation of Momentum and Energy. Whether you are studying physics knowledge, working on complex analysis, or looking for a delicate gift, this toy is definitely what you really want. 

History of the toy 
Balancing toys were popular in the 19th century. Dating back to ancient China and India, where they were most often carved from soft wood, the western balancing toys were traditionally made from tin or metal. Illustrations of balancing toys can be found in educational literature from the 18th century. The physics governing the movement of such toys intrigued and amazed people. Balance toys came in various forms, and our particular shape is traditionally 

Principle: Not only demonstrates of balance, but also shows the Laws of Conservation of Momentum and Energy.  
Size: check the gallery picture 
Material:  metal. 

How to play: 
Let the steel little guy stand on the steel cylinder base, and give it a gently push. You can let the little guy stand on only place, but please try carefully and slowly, just avoid any drop and break.It’s proving the scientific theory and mesmerizing you for hours. Fair warning: it's totally addictive!