Basically, take turns hitting a ball against the front wall, until it bounces twice! Squash High intensity anaerobic exerciseFor the thrill & pure adrenaline rush, this has to be the ultimate sport! OUR BASIC RULES OF SQUASH RULES OF SQUASH Racketball Also known as Squash57 Low intensity aerobic exerciseFun for all ages & abilities; super easy to play! RULES OF RACKETBALL