Some middle and high school students may wish to consider Early Entrance Programs, some of which will allow students as young as 11 years old.
The Los Angeles Times has an informative article on the Early Entry Program, specifically about kids in the Early Entry Program at Cal State L.A. It can be found here:
The Cal State L.A. Early Entrance Program can be found here:
Johns Hopkins Center for Talented Youth has information about Early Entrance Programs throughout the country. It can be found here: