Fun Toy Physics Newton's Cradle Steel Balance Ball Science Pendulum Desk Gift, US $2.99 – Picture 0

Fun Toy Physics Newton's Cradle Steel Balance Ball Science Pendulum Desk Gift, US $2.99 – Picture 1

Fun Toy Physics Newton's Cradle Steel Balance Ball Science Pendulum Desk Gift, US $2.99 – Picture 2

Fun Toy Physics Newton's Cradle Steel Balance Ball Science Pendulum Desk Gift

US $2.99

HK, Hong Kong
Jan 30th

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Newton's Cradle Steel Balance Ball Physics Science Pendulum Desk Fun Toy Gift Item Description Product Features: Product Features: 100% Brand New and High Quality The set of balance balls is particularly suitable for the place such as office, desk table,computer table etc. It is a best and useful gift for children to arouse his/her interest in physics. Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy. Friction and damping effects are also observed. Pull up one ball and release,only one ball in the other side moves,pull up two,two balls will react, and so on. When you are sleepless,just move your eyes with the bump of the ball,then you may slowly,slowly falling asleep. Watching the bump of the ball is a special way to pass the dull hours. Material:Solid steel ball,Nylon plumb line,ABS plastic frames and base. Color:The base is Claret-red,the rest are Silver. Dimension: Approx.90x76x97mm(LxWxH) Package included : 1 x Newton's Cradle Balance Balls Desk Toy Payment Description Checkout: After Auction Close,You can Go ahead and Checkout with Ebay System,We Do not Offer Combine Payment and Discount,Since items might dispatch From our Different Warehouse.Make sure You File correct Shipping address During Checkout.And you will be Guid to Payment Link.You will be able to Pay through Below: Payment option:Paypal(Paypal allows you to pay by credit card,Debit cards,bank transfers and Paypal account Balances,For more information, please check at www.paypal.com) Shipping Description All item are shipped via HongKong Air Mail Postal Service within 2 business days once full payment is settled.If you can't get your items in time,please contact to us first,we will check and solve it for you soon.And we can not ship to Brazil and Italy.We will reply your mail within 24 hours normally. sometimes have a little delay due to the weekend or holiday.If you can't get our mail after 48 hours,please check your spam or contact to us with other mail address or via ebay. Return Description Return: If item DOA(Dead of Arrival),Buyers Can return it in 14 Days,We will Replace it with New item after we receive DOA item.Please Contact us Before you sent the item back Warranty: All item Comes with Basic 3 Month Sellers Warranty,if item defective in 3 Month,We will offer replacement withour extra Charger(including shipping fee)After we Receive the Defective item. If item Defective after 3 Month,Buyers can still send it back,We will contact suppliers or Manufactory for Warranty.Buyers Might Need pay the Shipping fee For resend the replaced item. On Jul-08-14 at 20:47:55 PDT, seller added the following information: