CHILD BRAIN DEVELOPMENT - Promotes problem solving skills, hand-eye coordination, and trains fine motor skills. The construction race car stacking block kit features quick connect magnetized edges to easily put the pieces together to engineer the architectural structure and design simply via the laws of physics and power of magnets. Equipped with columns and slopes to allow creation of multi-layer 3D taller race track building and race car to go up and down at different levels and compete to win 2 RACE CAR TRUCKS ADDED - Comes with 2 racecars that enable children to focus, pay attention, and utilize their imaginations to build the race course designs using the various colorful shapes and pieces to create the structural design needed to keep the cars running in loops. (1 x AA battery per truck is required and NOT included). Street and traffic sign set are inserted to mimic the racing track city environment and maximize the pretend play fun when kids amusement in groups or individually! LEARNING IS FUN - Encourage creativity for STEM learning which is the key factor to success in today's ever-changing environment. Fun and entertaining, perfect educational present for kids 3+ school-age children that will never go out of style. Magnetic Building Tiles Clear 3D color Magnetic Building Blocks Playboards for preschool, pretend play, group activity classroom teamwork, kindergarten and more. Easily construct or engineer a colorful race track and easily put away the pieces for storage LEARNING BY PLAYING - Never too early to start developing kids creativity and STEM skills from visual learning. Children can acquire a strong sense of color, geometrical shapes including 3D forms numbers counts, magnetic polarities, architectural design, structural engineering, to even periodic table elements (available in other sets) at early age. DREAM BIG & BUILD BIG - No limitations, scalable to build as big as desired by adding more pieces to create the race track master piece to compete! SCIENTIFIC & ARTISTIC - PicassoTiles has done it again. STEAM Science, Technology, Engineering, Art, and Math, all-in-one enabling the kids to learn by intuitive playing and bring out the best of all to be artistically creative while technically, architecturally, and intelligently advanced at the same time. MADE OF CHILD SAFE, NON-TOXIC, BPA-FREE and lead-free child and eco-friendly certified materials. Tested to ensure quality and safety for boys & girls ages 3 and older to play safely!