Equipment:
tennis ball, baseball glove (but not needed...after all, it's only a tennis ball...easy to catch) 2 to 4 players and a curb or concrete stairs

Description:
Baseball, 4 bases, set a distance for home runs, bounce ball off stoop and run bases forward, off stoop is foul ball, 4 fouls is an out, use ghost runners if needed (2 player game).

Other comments or suggestions:
A lot of fun, good exercise, easy game to play, minimal equipment needed.