Encourages visual learning through the use of colors, 3D forms, geometrical shapes, architectural design, magnetic polarities and structural engineering. The marble run race track construction toy promotes problem solving skills, hand-eye coordination,and trains fine motor skills via play. This stacking, building block kit features quick connect, magnetized, vibrant tiles that allow children to easily put together their own masterpieces using the laws of physics and gravity, brain power, imagination and the polarity of magnets. Equipped with different creative shapes and pieces, including columns, slopes, centrifugal funnels and U-turns, the 3-D maze track allows multi-layer designs that enable children to focus, pay attention and utilize their creative minds to develop the logical thinking required to make the marble glide successfully through the track. No limitations, its scalable to build as big as desired by adding more pieces and combining with other Magnetic Tiles sets. Made of non-toxic, Bpa-free and Lead-free materials, these high-quality blocks are CPC Child Product Certified and tested in a CPSC accredited laboratory to ensure quality and safety.Contents: Magnetic Tiles Pipeline Building Blocks 178 Pcs .