Students will be engaged in this HALLOWEEN OCTOBER math project by putting together tarsia puzzles to ultimately create A PUMPKIN! Includes 20 PUZZLES!This resource may be used as centers or as an individual or group project. The only materials needed besides what's included are glue and paper colors of choice.Skills Included:Addition with RegroupingAddition with Missing AddendsSubtraction with RegroupingSubtraction Across ZeroesMultiplying Multiples of 102 digit by 2 digit multiplication4 digit