These are 10 original CGI math problems I wrote for my 2nd graders and now modified for my Harry Potter theme. They loosely follow the pace of the McGraw-Hill My Math book, but they are stand alone problems.Each problem contains 3 number sets so you can differentiate instruction, as well as an extension problem for an added challenge. The skills they encompass are: problem solving, subtraction result unknown, subtraction change unknown, multi-step problems, part/part/whole. compare problems, mis