Suitable for 8-year-old or moreThe charm of buckyballs lies in their docility￡? obedience and absorption. They can smoothly and naturally slide under the magnetic force and interact with your fingers￡? as if they are endowed with life. You can stack them up to be any imaginable form.There are two kinds of buckyballs with the diameter of 3mm or 5mm: There are some playing methods for you￡? and you can explore more funny methods in the future. How to make buckyballs a cube?  Buckyballs are not only intelligent toys and can be made into DIY jewelry or office adornments. Everything is up to you!                                    Features             <br> Adopting reliable magnet material￡? it is non-toxic and harmless<br> Creative and hot puzzle toy for enhancing assembly ability<br> Improve intelligence￡? imagination and creativity<br> Great decoration for your bedroom<br> It is easy to assemble without the need for special tools<br> A creative toy with strong magnetic ability which makes it possible to compose hundreds of geometric patterns<br> Full of high entertainment and creativity<br> Exquisite￡? combinatory￡? glossy and not easy to fade<br> Can also be used as magnetic jewelry￡? such as necklaces￡? bracelets <br>                                                            Specifications             Material     Magnet      <br> Shape     Round     <br> Quantity     125pcs    <br> Color     Silver Black    <br> Diameter     0.19" / 0.5cm    <br> Weight     2.29oz / 65g     <br>                                                             Package Includes            125 x Magnetic Balls<br> <br>