?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     216pcs    <br> Color     Silver    <br> Diameter     0.23" / 0.6cm    <br> Weight     6.34oz / 180g        <br>                                                             Package Includes            216 x Magnetic Balls<br>