The power of collective intelligence -- An unprecedented challenge -- From "learning for the few" to "all kids can learn" to "all kids will learn--or else!" -- How do we respond when kids don't learn? -- A high school's collective response when kids don't learn: Adlai Stevenson High School -- Overcoming logistical barriers at Adlai Stevenson -- Providing time and support for kids in Middle school: Freeport Intermediate School -- A school-wide system of time and support for elementary students: Boones Mill elementary school -- A school-wide system of time and support for elementary students: Los Penasquitos elementary school -- Common threads -- The philosophical challenges to systematic interventions for students -- Creating a stretch culture: a process, not a program.