Colourful and safe magnetic construction toys for young children Open-ended bar and ball magnetic build set. Plastic-and-magnet construction set using ball and bar connectors. Learn form recognition and building in 2D and 3D. Pieces are too big to swallow. Pieces are sized just right for small hands. Pieces are glued, then ultrasonically welded for strength. Dimensions: L:43cm x W:6cm x H:35cm Contents: 8 metal balls 4 curved bars 12 medium bars 6 long bars Age: 1 years old Develop: Hand-eye coordination Logical Thinking Colour Recognition Form recognition in 2D & 3D Creativity [embed]https://youtu.be/_iMnpFNJfUM[/embed]