Multiage education involves placing children of different ages, abilities, and emotional maturity in the same classroom. Research indicates that heterogeneous grouping promotes cognitive and social growth, reduces antisocial behavior, and facilitates the use of research-based, developmentally appropriate instructional practices. Because multiage…

The National Council of Teachers of Mathematics (NCTM), with the establishment and promulgation of standards for the reform of teaching and learning mathematics, has furnished the leadership and the impetus toward the achievement of a vision of affording a high-quality mathematics education for all of the nation's children. Published in March…