THE NEW FASHION STORY FOR YOUNGSTERS à- S.s..d Rmer 1. Boys' I end navy, butter and green. 10 to 16. Sets, $3.95. 2. Plaid skirts, tuck - in I 3. Boys' wool knickers in gray and brown checks. Double seat and double knee. Plus fours, well tailored. 8 to 18. $JZ- styles, $3.95 WILMETTE LIFE