A RELAY race is a type of race in which teams of two or more participants take turns running, swimming, or cycling. A DRAG race is a type of race in which two or more vehicles compete to be the first to reach the finish line. A RAT race is a type of race in which participants compete to be the first to reach a certain goal or destination. Finally, a SACK race is a type of race in which participants must hop or jump while carrying a SACK or bag.