This is a toy Trolley specially designed for children. Trolley will rotate when it rolls forward. The faster the rolling is, the bigger the rotation is. Trolley will tap the wood in the middle to make a rattling sound. It is a good toy to help children learn to walk. This gift is the best. High quality materials, safe, non-toxic and tasteless, children can play with confidence. Interesting game, activate children's brain and hands-on ability, early education toys, puzzle brain. Rich fun toys, educational and helps children with flexible operation of the brain. High quality material, durable, not easy to damage. Safe non-toxic, does not cause any harm.