Why ocean are salty and great lakes are not? The source of river water are usually snow melt or rain, so it always starts off fresh. But minerals are also dissolved into the river water, so more minerals ultimately â¦ end up in the ocean.
The average annual boarding school tuition is $38,850. Of course, there are some schools with tuition as low as $10,000 and others as high as $60,000.
Weâve rounded up the 50 most expensive boarding schools in the U.S., looking at total costs including tuition, room and board, and mandatory fees (including one-time fees where applicable) for the 2013-2014 school year. Special needs schools and daytime-only schools were not taken into consideration for this list.