ADDITION PUZZLE BOXJanuary 21, 2021 by Colin BeckADDITION PUZZLE BOXINSTRUCTIONSIntermediate_Addition-Puzzle-Box_Instructions_V4-minWORKSHEETIntermediate_Addition-Puzzle-Box_Worksheet_V4-minDOWNLOADSelect the buttons below to download the instructions or the worksheet.INSTRUCTIONSWORKSHEET