What television game show that involved head-to-head physical challenges between children was hosted by Cory Tyler?
Cory Tyler:  In 1989, Tyler co-hosted "Wild & Crazy Kids" on Nickelodeon. Wild &amp; Crazy Kids: Wild & Crazy Kids is an American television game show in which large teams, usually consisting entirely of children, participated in head-to-head physical challenges on Nickelodeon (as well as YTV in Canada).
Wild & Crazy Kids