This easy-to-prepare, fun, DoBrain-character themed FREEBIE pack has 12 slides of brain teaser math activities for Kindergarten to 1st grade students. The Common Core-aligned activities can easily be incorporated during math time as a warm up, for centers, or just as a fun activity. It is a mixture of math skills from counting to decomposing numbers to operations and algebraic thinking. It will be a useful review activity at the end of the school year as well. Teachers can print out the slide