"World on a String" is a series of short puppet plays of tales from around the world. Meet: Lu Chang, an incredible ball juggler; Bongo from the Congo; the Mummy from Egypt; Punch, his wife Judy and their baby from England; and an ancient Japanese Samuri warrior. For children of all ages. Sponsored by the Friends of the Library Montgomery County, Inc. A summertime program for children and families. Free tickets given out 30 minutes before the program.