DigitBlocks are for Ages 3+ Colorful and safe magnetic construction toys for young children Have fun building incredible structures with DigitBuilders! The oversized pieces are specifically designed for handling by young kids as they learn about the effects of magnetic attraction and repulsion, while older children will have fun using the pieces to construct towers, bridges and other creations. DigitBuilder stainless steal balls are attracted to all sticks, regardless of their color. On each end of the sticks there is a North & South magnetic pole allowing sticks to be connected together as well. DigitBuilders performs as a great Stem Learning and Educational Toy Set!