CHILD BRAIN DEVELOPMENT - Promotes problem solving skills, hand-eye coordination, and trains fine motor skills. The construction marble run race track toy stacking building block kit features quick connect magnetized translucent color tiles to allow children to easily put the pieces together to create the designs of their own master piece simply via using the laws of physics, gravity, brain power, imagination and power of magnets.OPEN ENDED POSSIBILITIES - Equipped with 10 distinctive parts in multiple quantities including columns, slopes, 2 x centrifugal funnels, u-turn, and many others to allow designs of multi-layer 3D tall maze race track structure that enable children to focus, pay attention, and utilize their imaginations using the creative shapes and pieces to develop the logical sense and combinations required to make the marble run through the path the and maximize the pretend play fun.•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 tested to ensure quality and meet safety standards for children to play freely and expand their curious minds!•STEM LEARNING - Allow children to acquire a strong sense of color, geometrical shapes, & architectural design for logic training and child brain development.•MADE OF CHILD SAFE, NON-TOXIC, BPA-FREE and lead-free materials that is tested to ensure quality and meet safety standards for children to play freely.•THERAPEUTIC - Release the children from the electronic devices and screens such as TV, gaming, smartphones or tablets.