These Rainbow River Stones will help improve action planning ability and activate muscle development. It also emphasizes nature with the flow and randomness to mimic real river stones. It is highly recommended to have children take their shoes and socks off increasing the safety and stability of the game. It also ensures the exposure of the sole of the foot to the textured stone surface to stimulate sensory development. This activity helps children learn to adapt to the environment through game experiences. It improves self-confidence and reaction capacity through challenges of the game. It improves the ability to concentrate and enhances the stimulation of the vestibular balance and promotes movement coordination. There are three different sizes of river stones to suit the needs of growing children and to allow many creative route designs. Some adult assembly is required and it is suitable for ages 3 years and up.