Dive into Second Grade Math! This is a 5-worksheet preview of a back to school second grade math review packet. The completed packet reviews first grade math skills, ranging from basic facts, math strategies, addition and subtraction drills, word problems, number sense, place value, and more operations and numbers skills. Use this ocean themed packet in second grade at the beginning of the year to reinforce basic math skills. It could also be used at the end of first grade or as part of a summer