Inherent goodness of the gang impulses now to be discussed-- Balance of home and gang life--General nature of the problem--Wholesomeness and spontaneity of these interests-- Their usefulness in training for work--Their religious aspect--Uses of Sunday--Control of the _Wanderlust_--Its imperiousness--Its dangers--Its good side--Practical suggestions--Excursions to interesting places and historic spots--Camping trips--Truancy--Limitations of athletics-- Advantage of non-competitive sports over games--Their value as permanent sources of happiness. X. THE INDIVIDUALISTIC ACTIVITIES AND THE GROUP GAMES 124 Education through games--Their social training--The problem of playgrounds--Example of the best English schools--Value of swimming--Opportunity and supervision--Skating and dancing--Their peculiar function at the end of the gang period--Theatre, circus, and picture show--Analysis of their influence--Wholesomeness of melodrama. XI. THE SPECIAL VIRTUES OF THE GANG 141 Psychologic value of the gang period--Biologic aspect of moral education--Loyalty the foundation of the gang-- The boy’s devotion to ideals--Mistakes of parents and teachers--Why all boys are not in gangs--Gangs are the natural training-schools for the social virtues--Pedagogic value of even anti-social acts--High social value of nearly all gang activities--This illustrated by typical rules of gangs--Gangs inculcate coöperation, courage, and other manly virtues--Late reversal of opinion with regard to the influence of gangs. XII. THE GANG IN CONSTRUCTIVE SOCIAL WORK 157 The Boy Scouts--The sound psychology of the organization and its relation to the boys’ gang--The Church--The psychology of religious training and its practical method--The Sunday School--The Home--Prerequisites of good gangs-- Families should unite to provide these--The Boys’ Club-- The Playground--The Summer Camp--its common failings-- Suggestions for the improvement of these--Proper subjects for study in camp--Special fitness of instruction in hygiene and morals. XIII. THE GANG AND THE SCHOOL 177 The nature of the problem--Necessity of comprehending the gang spirit--Illustration from fighting and by an incident of real life--Difference between boys and girls--Boys’ motor-mindedness--Practical hints--Importance of using natural groups--Illustrated by gymnastics--By nature study--By work in practical arithmetic--By other coöperative efforts--By pupil self-government--The important matter is to utilize the great passions of boyhood. ILLUSTRATIONS THE WHARVES ARE A FAVORITE MEETING PLACE FOR THE GANG _Frontispiece_