Racing Into Place Value has four math center/activities. Race to 100 is a game for two students to play with a number cube that is provided. Revving Up! is a counting by tens using non-standard starting places i.e. 12, 34, 57 etc… Start Your Engines has students matching one more and one less or ten more and ten less. Race Car Regrouping has students choosing two cards and adding using tens and ones.