Encourage imagination and eliminate frustration with a building block set that is easy for even the youngest builders to attach and stack together into fun shapes, high towers and endless possibilities. No need to align the blocks perfectly - the interlocking pattern makes it easy to attach and pull apart. Stack up or even build sideways! Age grade 6m+ Easy to put together & pull apart Eliminates frustration and encourages imagination Stack up and even build sideways High contrast colors and interesting textures