Contixo ST1 is a fun STEM (Science, Technology, Engineering, and Mathematics) magnetic toy and a shape building set utilizing unique features that immerses children (and creative adults) into crafting 2D and 3D art that is sure to put a smile on those who appreciate creative and active learning. No limitations, scalable to build as big as desired by adding more pieces to create the masterpiece. Contixo ST1 in colossal styles. Never too early to start developing kids' creativity. Children can acquire a strong sense of color, geometrical shapes including 3D forms numbers counts, magnetic polarities & architectural design at an early age.