We contacted engineers, robotics hobbyists, toy designers, teachers, and education researchers to get their opinion on the best toy for your 4 year old little boy. Professionals who work with children use various devices to explore new toy applications and map their impact on children of varying ages.

Children were encouraged to discuss their first-hand experiences and ideas about toys in general. The result is an engaging, entertaining, and insightful collection of toys for four year old represented on this web site.