Inner child need nurturing? Forget the therapist: Try National Hobby. Here are the radio-controlled cars you can design and drive yourself; the kits from which to build commercial airliners and Tomcat fighters that really fly; the three-stage model rockets that let you become a NASA astronaut like you always wanted. For those who require education with their recreation, the store has anatomically correct models of the human heart and eye, not to mention a horse with all the organs. Knowledgeable staffers who obviously play well with others will support your current leisure-time addiction, or help you find one.