From the joy of smearing glue on paper to the screaming delight of a bubble-blowing relay, kids love to play. In fact, it's every kid's built-in tool for experiencing the world at large. A parent-friendly encyclopedia, <em>UNPLUGGED PLAY </em>(&quot;A wonderful guide,&quot; says Daniel Goleman) offers hundreds and hundredsof battery-free, screen-free, chrip-and-beep-free games and fun variations that stretch the imagination, spark creativity, building strong bodies, and forge deep friendships...and keep kids busy at the table while mom or dad makes dinner.