?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            Composed of 216pcs magnetic metallic balls with 5mm diameterAdopting reliable magnet material£¬ it is non-toxic and harmlessImprove intelligence£¬ imagination and creativityExquisite£¬ combinatory£¬ glossy and not easy to fadeIt is easy to assemble without the need for special toolsA creative toy with strong magnetic ability which makes it possible to compose hundreds of geometric patternsFull of high entertainment and creativityGreat decoration for your bedroomCan also be used as magnetic jewelry£¬ such as necklaces£¬ bracelets                                                             Specifications            Material    Magnet    <br>Color    Milky    <br>Shape    Round    <br>Quantity    216 pcs    <br>Diameter    0.20" / 0.5cm    <br>Weight    3.56 oz / 101 g    <br>                                                            Package Includes            216x Magnetic Balls