Twenty years ago in Bryne, a small Norwegian city near the North Sea, a group of elementary school-age kids gathered most weekends to play pickup games at an indoor soccer field. The soccer dome was often left unlocked, allowing local kids year-round opportunities to play. The kids later told researchers that they would often would break themselves into teams and imagine they were playing someplace much bigger than their hometown of about 11,000. They referred to their game as “World Cup.” One