Newton’s Cradle Fun Steel Balance Ball Physics Science Desk Toy Accessory Gift
100% Brand New and High Quality
Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.
Friction and damping effects are also observed.
Often used as a toy to amuse people.
Includes steel balls, plastic frames and base.
Great gift for everyone.
Original box: Yes
Color: Brown & Silver
Item size: 90*76*92mm
Net weight: 100g
2 x Newton’s Cradle Balance Balls Desk Toy
The more you buy, the lower price you could get:
USD 8.14/pieceUSD 20.05/pieceUSD 17.53/pieceUSD 19.95/pieceUSD 15.54/pieceUSD 40.89/pieceUSD 3.69/lot
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|Shipping Company||Shipping Cost||Estimated Delivery Time|
|3 - 7 days|
|3 - 7 days|
|5 - 14 days|
|Post Air Mail||Free Shipping||15 - 45 days|
|Return Policy||If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.
N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
|Seller Service||On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).|