Math teachers who spend most of their time lecturing at a chalkboard or assigning textbook problems are not reaching many students. To achieve math literacy goals, the National Council of Teachers of Mathematics encourages teachers to help students learn to value mathematics, gain confidence in their math abilities, and become good mathematical…

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…