Illusion, acrobatics, zydeco music and beloved children’s books coming to life on stage make up the 2012-13 Children’s Theater Series, presented by the Community Engagement & Education Department at PlayhouseSquare. The Children’s Theater Series, with a subscription price of $40 for four shows, has provided an affordable, entertaining way for parents and grandparents to introduce children to quality live theater and the arts for 30 years.