If your kid is heading for the US and you are searching for a US high school, start with “The complete list of the 1,500 top U.S. high schools”
Public schools are ranked according to a ratio devised by Jay Mathews: the number of Advanced Placement, Intl. Baccalaureate and/or Cambridge tests taken by all students at a school in 2008 divided by the number of graduating seniors. All of the schools on the list have an index of at least 1.000; they are in the top 6 percent of public schools measured this way.
EDUCATION IN JAPAN COMMUNITY Blog 