Crossword clues for It's a step up . . . or down 4 letters:STEPBit of instructionsSTEPPart of a procedureSTEPPart of a dance routineSTEPInterval from C to D, musicallySTEPPart of a 99 DownSTEPIt takes more than one to tangoSTEPPut one's foot downSTEPDance-lesson demonstrationSTEP1/12 of the AA programSTEP___ right up!STEPPut your foot downSTEPDegreeSTEPFitbit unitSTEPGradationSTEPWith 9-Down, good place to startSTEPPicture in an Ikea booklet, e.g.STEPSmall thing in a Neil Armstrong quoteSTEPMovementSTEPDance movementSTEPShort distanceSTEPSelf-help levelSTEPSee 17-AcrossSTEPShag partSTEPWheelchair-inaccessible obstacleSTEPDecide on a grid size, e.g., in the wikiHow for "How to Make Crossword Puzzles"STEPWalker's incrementSTEPRung, perhapsSTEPChoreography bitSTEPTwo semitones (sigh... no, the answer isn't TONE)STEPPart of a flightSTEPTreadSTEPPedometer unitSTEPInstruction manual entrySTEPChoreography moveSTEPInstruction partSTEPLine of instructionSTEPAerobics class varietySTEPOne in a seriesSTEPInstructional pieceSTEPInstructional lineSTEPWord in a Neil Armstrong quoteSTEPMove a foot?STEPBit of instructionSTEPLadder rungSTEPPart of an algorithmSTEPUnit of progressSTEP5-Down partSTEPA print marks oneSTEPDance moveSTEPOne of many mastered by 23 Across