Geo from "Team Umizoomi

Geo (voice of Ethan Kempner) is Milli's brother and part of the team on Team Umizoomi. Team Umizoomi works to help the children of Umi City solve problems and get out of dilemmas. Geo is a master builder who can build anything with his shapes, and his creations come in handy as Geo, Milli, and their best friend Bot use mighty math powers to come to the aid of kids who need them.