2 centers in one.
Center 1: students practice the strategy of counting on by adding a # to a group of 1,2,3 or 4 dots and then they can write the # sentence on the matching recording sheet.
Center 2: students practice identifying turn around facts and solving addtion problems by continuing to use the counting on strategy or by using a number line.
Both centers involve adding 1,2,3 or 4.
Both centers are connected to the common core standards.