The inventor of hula hoops isn't known, but the popular plastic version was first made by the Wham-O toy company. The inventor of the yo-yo isn't known either, as it was first used in the BC era.
The exact origins of the Hula Hoop is unknown. They have been around for hundreds of years.
The exact origin of the Yo-Yo is unknown, however D.F. Duncan Sr was responsible for the first great yo-yo fad in the US.
