The Geomag Wheels 25 Piece Creative Magnet Construction Vehicle Play Set lets kids engage in diverse constructive play with just one toy. A stimulating system of magnetic rods, steel spheres, and special wheels, you get to build a race car and then race it. You can also throw it, destroy it, and put it back together again for a unique playtime experience! At Geomag, our top priority is designing toys that amuse and stimulate children?s sense of fantasy, curiosity, and creativity. We believe that helping young minds hone their abstract problem solving and complex reasoning skills is crucial for their transition into functioning adults, and all of our products reflect that mentality. All Geomag products are designed, developed, and produced in Switzerland and follow the highest European and American safety and quality standards. Warning: CONTAINS SMALL PARTS. Not suitable for children under the age of 3. Recommended for children ages 5 and up. Warning: CONTAINS STRONG MAGNETS. Keep away from sensitive devices such as credit cards, computers, magnetic media and medical devices such as pacemakers.