Magnetic Sticks Bucky Ball Combination Set（https://www.mlmagnet.com/product/ndfeb-sphere-shape-bucky-ball/magnetic-sticks-bucky-ball-combination-set.html）
This toy can be used for building and repositioning models, then easily spring back into shape once you're through playing!
Buckyball magnetic sticks are a versatile and innovative set of magnets for the true science enthusiast. The high-quality material makes these magnetic sticks extremely strong and reduces damage to surfaces such as TV screens, whiteboards, monitors, and more.