This guide for soccer, speedball, and flag football is one in a series of guides for 22 sports published by the National Association for Girls and Women in Sport (NAGWS). Guides contain information on NAGWS-approved playing rules, officials' ratings, articles on teaching, coaching and organization, rules governing national championships, bibliographies, and special features related to specific sports. A section in each guide presents information about NAGWS and the services it offers to teachers, coaches, administrators, and players. Soccer features in this guide include: experimental soccer rules; officiating soccer; the history of soccer; soccer visual aids; and the differences between high school boys' rules and NAGWS experimental rules. Speedball features include: specific values of motor experiences in speedball; terminology puzzle; conditioning; bilateral transfer; and contract teaching in speedball. Flag football features cover: defense as the best offense; penalty chart; preseason conditioning; successful flag football intramural programs; and suggestions for modified rules. (MM)