A must have for any budding builders use the 50 wooden elements of different sizes and shapes to build anything dimensions 3x3x3cm or the smallest elements and 15x15x15cm for the largest 50 pieces of different shapes and sizes 7 different colours essential information suitable from 12 months engages babys senses with colours and shapes helps develop dexterity and hand to eye coordination skills encourages logic skills and boosts confidence levels in colourful wood