Spring Easter Bunny Addition. No prep addition math centers using ten frames to build addition and number sense. This is a fun way to assess addition skills. The product has 53 interactive slides with cute bunny and egg visuals. Each slide uses ten frames to represent addition problems. Kids can “show what they know” by writing in the answer to the math problem. A perfect resource for students just beginning with Google. Are you ready to try 1:1 for kindergarten and first grade? Would you like