National Junior Olympics
noun - The National Junior Olympics or the USA Water Polo Junior Olympic Championships is the largest age group water polo tournament in America. Athletes and teams come from across the country to compete on the national stage sanctioned and hosted by USA Water Polo. The Junior Olympics Tournament consists of two divisions, the Championship Division and the Classic Division. Teams compete over a 4-day period within their respective age category (10&U girls, 10&U mixed, 12&U, 14&U, 16&U, 18&U).