PBL+Rigor

several standards || outside experts, community || tightly managed || Co-defined and managed ||
 * || Limited || Ambitious ||
 * Duration || 10-15 contact hours || 40+ contact hours ||
 * Breadth || One subject; few standards || Interdisciplinary;
 * Technology || Basic || Extensive ||
 * Setting || Classroom || Community/World ||
 * Who's Involved || One teacher || Several teachers,
 * Audience || Classroom || Experts, community, world, web ||
 * Student Autonomy || Teacher defined