Food/Table markers for tennis themed party. Using inexpensive chalkboard tags from Craft store, hot glue to Popsicle stick. Cut hole on top of clean, used tennis ball. Stick the Popsicle stick label into ball. To keep ball from moving, hot glue a felt pad (the kind used for chair legs for protection).
This 50 Games book is 85 pages of games using 50 tennis balls (get them cheap at the dollar store or pick up used balls at the local tennis club). These activities include warm-up games, ball games, ball-throwing games, sport variations, relay games, wall games, tag games and a few extra games thrown in.