Numberblocks
✓Price
$18.08
High-grade Metal Newton's Cradle Balance Steel Balls Physics Science Pendulum Ornaments Toy Desk Men and Women
★★★★★
$18.08
Quantity
1
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About this item
- EXCELLENT EDUCATIONAL SCIENCE GADGET: Newton's pendulum ball is an excellent educational science gadget. It not only shows the pendulum, but also shows the law of conservation of momentum and energy. Can give children a variety of enlightenment
- REDUCE STRESS: When you are tired of study and work, you can stir the ball to hear the clinking sound to reduce stress. It is an excellent educational and scientific gadget with its own scientific history and exploring the important value of physics
- OPERATION EFFECT: The device demonstrates how to maintain momentum and energy through a series of swinging balls. Pull one or more balance balls back to release them, and the same number of balance balls will swing on the other side
- THE SCOPE OF APPLICATION : Bumper ball is very suitable for home decoration, study or office desk decoration accessories, etc. It is also suitable for birthday gifts and children's toys. So the scope of application of this product is very wide
- PRODUCT PARAMETER: The material is made of paint base, solid pendulum and fine fishing line. The color is silver. The size is 18.5 x 12 x 20cm and 7.28 x 4.72 x 7.87 inches. You can choose the size according to your own needs.
Product details
Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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