Grimm's 12pc Large Pastel TunnelThe rainbow is a fascinating object for children of all ages. Bring a pastel rainbow home and let your child explore form and colours through creative play. Grimm's large 12 piece wooden rainbow helps to develop motor skills and sorting techniques but with some fantasy it also can be used to build bridges, tunnels, fences or even small houses. Grimm's wooden rainbow is made of alder wood and has been painted with safe water based colours and is