Windows & Doors 40 Piece

No limitations, scalable to construct as massive as desired by adding more pieces to create a creatively engineered masterpiece. The 40 piece STEM learning educational construction tiles set can be used either as a stand alone magnet tile kit or in conjunction with other PicassoTiles magnetic building blocks as add-on sets. The tile-set have been updated with stronger and improved magnets that have the strength to easily hold up to 8 square pieces together in a large chain