Prof.Simon Multi-color tokens are recommended for kids between the age group of 2.5 years to 6 years. Prof. Simon’s color tokens are a simple, yet highly effective tool to teach SEVEN basic colors to toddlers. Once they learn different colors, they can start to learn to COUNT with the help of tokens. It can make counting fun with different color tokens, gradually they can advance to learning basic Addition and Subtraction using the color tokens. It can provide an enjoyable intellectual challenge that would impact the child’s entire life.