This toy is very interesting and challenges your child's ability to put them scientifically. Ordering the right size teaches your kid about color and thinking ability. TOP QUALITY AND SAFETY - Standard non-toxic toys are made of durable safe materials for children. The edges are soft so there is no risk of cutting or abrasion. It is also very light and takes up little space so you can take it anywhere. Manufacturered by SUNMART USA. It is highly recommended to develop your child's hand-eye coordination while playing.