The physical fitness status of children ages 6-12 is the topic of discussion in this monograph. The publication is organized into 4 major sections and 17 chapters. The first section, "An Introduction to Childhood Fitness," includes 3 chapters: (1) Status of Physical Fitness in U.S. Children; (2) The Public Health Perspective: Implications for the Elementary Physical Education Curriculum; and (3) Understanding Children's Physical Activity Participation and Physical Fitness: The Motivation Factor. Section Two, "Fitness Education and Programming," presents the following chapters: (4) Trainability of Prepubescent Children: Current Theories and Training Considerations; (5) Fitness Activities for Children with Disabilities; (6) Weight Control and Obesity; (7) Fitness Education: A Comprehensive Multidisciplinary Approach; and (8) Family and School Partnerships in Fitness. The third section, "Fitness Assessment," includes 4 chapters: (9) Physical Fitness Assessment; (10) Motor Fitness: A Precursor to Physical Fitness; (11) Fitness Testing for Children with Disabilities; and (12) The Evaluation of Children's Growth and Its Impact upon Health-related Fitness. The final section, "Fitness Applications for the Practitioner," is composed of 5 chapters: (13) Energizing Strategies for Motivating Children toward Fitness; (14) Academic and Physical: A Model for Integration of Fitness Concepts; (15) Teaching Fitness Concepts; (16) Game Boards That Promote Participation in Fitness Activities and the Learning of Basic Fitness Concepts; and (17) A Practitioiner's Guide for Marketing Children's Fitness Programs. The document concludes with figures, tables, and an extensive bibliography. (LL)