Constructivism, which holds that knowledge is created out of each individual's own experience, is recapturing researchers' attention. To constructivists, teachers are not omniscient oracles, but nutritionists providing an environment for children to grow their own knowledge. Students might learn division by planning a field trip instead of…

Implementation of a problem-based mathematics curriculum, the "Interactive Mathematics Program" (IMP), at three high schools in California has been associated with more than just differences in student achievement. The outcomes that distinguished students who participated in the IMP program from students who followed a conventional…