Build 3 ZOOBMobile cars at once High quality rubber tires are notched to work like gears Kids can follow guides or use their imaginations to create their own vehicles Includes 76 ZOOB pieces in special colors designed for building vehicles, 12 wheels with rubber tires and 3 instruction guides Recommended for children 6 years of age and older The ZOOB 0Z12052 ZOOBMobile Car Designer Moving Mind-Building Modeling System features (76) ZOOB pieces in special colors designed for building vehicles, (12) wheels with rubber tires and (3) instruction guides with creations from an Outback Cruiser to a 12-Wheeler Flatbed Truck to special jumbo vehicles with wheels that work like gears. Because ZOOB pieces snap together so many different ways, kids can use their imaginations to create their own vehicles and add on pieces from their ZOOB collections to make even more. Kids can build up to (3) creations at once.The ZOOB 0Z12052 ZOOBMobile Car Designer Moving Mind-Building Modeling System comes with a lifetime guarantee. ZOOB is an award-winning building set with a difference- the pieces move after you put them together. So you can play with your creations, instead of just looking at them. Although we provide instructions and suggestions for models to build, we think the best part of playing with ZOOB is exploring, inventing, and discovering how you can build what you want to build. Visit www.amazon.com/alex-brands for more information on Alex Brands and our best-selling line of educational and entertaining products for kids.