This document is intended as a resource and guide to help teachers integrate a problem-centered approach into their curricula. It outlines the typical components of problem-centered mathematics and science activities, and offers practical suggestions, examples, and resources to assist this endeavor. The first section of this document, "What is Problem-Centered Learning?", discusses how problem-centered learning is different from traditional methods of instruction, what problem-centered learning can do for students, and practical concerns from teachers. Section II, "How Can You Implement Problem-Centered Learning in Your Classroom?", discusses posing appropriate questions, working in small groups, sharing as a whole class, and assessing student learning. The third section includes descriptions of resource materials-mathematics and science education programs, resource books and catalogs, textbooks and activity books, other publications, and human resources. Scattered throughout the document are sections entitled "Dynamite Ideas" that highlight exemplary, problem-centered learning programs from across the United States. This publication also discusses research details the need for and benefits of problem-centered learning. Questions that can be used to determine the learning styles of a class of students are appended. (40 references) (KR)