Bowling, skating rink, children's museum, museum of natural science, art museum, angel park, Herman park, the zoo, any neighborhood pool, matinee movies are usually $6 each, nature hikes at parks, spend the day at the beach in Galveston, shaving cream fights at home are cheap, fun, & if done outside with easy access to a water hose they're pretty easy clean up.
@Heathur:
Thanlks shaving cream fights sound good 4951