This Unit Block Set comprises of 42 wooden blocks made of high quality beech wood. The pieces are well-sanded to ensure there are no sharp corners and represent different architectural shapes with natural finishing. Includes a wooden tray for easy storage. Set includes:8 cuboids 66 x 33 x 33mm2 cuboids 132 x 33 x 33mm2 cuboids 264 x 33 x 33mm2 rectangular prisms 66 x 70 x 33mm2 rectangular prisms 66 x 132 x 33mm4 triangular prisms 66 x 70 x 33mm4 triangular prisms 66 x 132 x 33mm4 cylinders 66 x 33mm2 cylinders 132 x 33mm2 arches 132 x 33mm2 arches 198 x 33mm2 arches 258 x 33mm2 bridges 66 x 132 x 33mm4 semi-circular prisms 66 x 33mmThis set:Great for open ended playEncourages the development of motor skillsSupports hand eye coordination Made from sustainably sourced wood. Age suitability: 2 years +