Functions Probability and Statistics Author:Gary T. Nelson, Sharon Emerson-Stonnell Activity-based laboratories using developmentally appropriate maniupulatives.This text is specifically designed for pre-service elementary mathematics teachers. The topics and laboratories reflect best practice and the NCTM Standards. Each section begins with a hands-on laboratory activity, using manipulatives when appropriate. Exercises ... more »include traditional items, as well as problem solving and manipulataive-based problems.« less