Work it out. Make a useful note.
Original source candidate · 13 October 2026. Root accepted the full written proposal after different reviews. Source, visual, callback and Browser reviews remain separate; no classroom, accessibility, full-year, translation or audio approval is claimed.
Make and compare your notesComplete paper notesStart an educator sessionCurriculum and Queensland judgementMake it local, with a sourcePrimary factual doors
Choose one useful day
51 · A total worth checking52 · Ten ones can travel together53 · Borrow a friendly number, then put it back54 · Take away without losing the place values55 · How much more?56 · Find the missing part57 · Which part is missing?58 · Both sides mean the same amount59 · An estimate helps. An exact check decides.60 · Make a useful note of your own
Full educator lessons
51 · A total worth checking52 · Ten ones can travel together53 · Borrow a friendly number, then put it back54 · Take away without losing the place values55 · How much more?56 · Find the missing part57 · Which part is missing?58 · Both sides mean the same amount59 · An estimate helps. An exact check decides.60 · Make a useful note of your own
Home, projects, empty mats and written narration
A drawer noteA game-kit top-upA friendly-number trickA tray after useTwo imaginary scoresWhat is missing?Start or used?A puzzle for a friendA pretend budgetA note of your ownRepair-desk organiserBadge-bundle displayFriendly-number puzzle setArchive-left noteGame-board comparisonPrint-refill requestMissing-role story pairEqual-value puzzle galleryClose supply decisionMaker handoverA total worth checking · my workTen ones can travel together · my workBorrow a friendly number, then put it back · my workTake away without losing the place values · my workHow much more? · my workFind the missing part · my workWhich part is missing? · my workBoth sides mean the same amount · my workAn estimate helps. An exact check decides. · my workMake a useful note of your own · my workA total worth checkingTen ones can travel togetherBorrow a friendly number, then put it backTake away without losing the place valuesHow much more?Find the missing partWhich part is missing?Both sides mean the same amountAn estimate helps. An exact check decides.Make a useful note of your own
Twenty ordinary contexts
C01 · Repair slipsC02 · Story cardsC03 · Game badgesC04 · Sound prompt cardsC05 · Sticker stripsC06 · Costume labelsC07 · Map tilesC08 · Puzzle piecesC09 · Reading slipsC10 · Recycling gameC11 · Print targetC12 · Creature gameC13 · Archive retirementC14 · Paper theatreC15 · Two-box puzzleC16 · Shelf puzzleC17 · Poster budgetC18 · Clue supplyC19 · Paper garden gameC20 · Robot-card relay
Held own sources and educator review
A-first · own wordsA-first · matching paperA-first · educator reviewA-later · own wordsA-later · matching paperA-later · educator reviewB-first · own wordsB-first · matching paperB-first · educator reviewB-later · own wordsB-later · matching paperB-later · educator reviewC-first · own wordsC-first · matching paperC-first · educator reviewC-later · own wordsC-later · matching paperC-later · educator reviewD-first · own wordsD-first · matching paperD-first · educator reviewD-later · own wordsD-later · matching paperD-later · educator review
Next ordinary teaching
NEXT01 · Train-card totalNEXT02 · Map-piece bridgeNEXT03 · A ten travelsNEXT04 · Check a joined collectionNEXT05 · What remains in a game?NEXT06 · A zero bridgeNEXT07 · Digits are quantitiesNEXT08 · Check a remaining amountNEXT09 · A part and a wholeNEXT10 · Stepping to a targetNEXT11 · Put the number backNEXT12 · Equal does not mean nextNEXT13 · Rebuild the beginningNEXT14 · Starting equation checkNEXT15 · Two complete sidesNEXT16 · Both sides after substitutionNEXT17 · Enough clue slips?NEXT18 · Calculate the gapNEXT19 · A decision with unitsNEXT20 · An estimate is a guideNEXT21 · Whole-dollar modelNEXT22 · A purpose for roundingNEXT23 · One over mattersNEXT24 · Check a budget resultNEXT25 · Choose a collection problemNEXT26 · A model from a questionNEXT27 · Interpret an own answerNEXT28 · A wanted next moveNEXT29 · New or actually changedNEXT30 · Compute current conditionsNEXT31 · Current result in contextNEXT32 · Worked or planned?
Twenty original visual aids
V01 · One total, every part · vectorV01 · One total, every part · imageV01 · One total, every part · full textV02 · The amount stays the same · vectorV02 · The amount stays the same · imageV02 · The amount stays the same · full textV03 · Add an extra, then remove it · vectorV03 · Add an extra, then remove it · imageV03 · Add an extra, then remove it · full textV04 · A zero can be regrouped · vectorV04 · A zero can be regrouped · imageV04 · A zero can be regrouped · full textV05 · A gap with a meaning · vectorV05 · A gap with a meaning · imageV05 · A gap with a meaning · full textV06 · Known part, missing part, whole · vectorV06 · Known part, missing part, whole · imageV06 · Known part, missing part, whole · full textV07 · Which number is missing? · vectorV07 · Which number is missing? · imageV07 · Which number is missing? · full textV08 · Each full side is equal · vectorV08 · Each full side is equal · imageV08 · Each full side is equal · full textV09 · A pretend badge cupboard · neutral source and my turn · vectorV09 · A pretend badge cupboard · neutral source and my turn · imageV09 · A pretend badge cupboard · neutral source and my turn · full textV10 · A fictional paper store · neutral source and my turn · vectorV10 · A fictional paper store · neutral source and my turn · imageV10 · A fictional paper store · neutral source and my turn · full textV11 · The missing refill · neutral source and my turn · vectorV11 · The missing refill · neutral source and my turn · imageV11 · The missing refill · neutral source and my turn · full textV12 · Two missing roles · neutral source and my turn · vectorV12 · Two missing roles · neutral source and my turn · imageV12 · Two missing roles · neutral source and my turn · full textV13 · A handout supply decision · neutral source and my turn · vectorV13 · A handout supply decision · neutral source and my turn · imageV13 · A handout supply decision · neutral source and my turn · full textV14 · A close pretend budget · neutral source and my turn · vectorV14 · A close pretend budget · neutral source and my turn · imageV14 · A close pretend budget · neutral source and my turn · full textV15 · A note of your own · neutral source and my turn · vectorV15 · A note of your own · neutral source and my turn · imageV15 · A note of your own · neutral source and my turn · full textV16 · One useful changed plan · neutral source and my turn · vectorV16 · One useful changed plan · neutral source and my turn · imageV16 · One useful changed plan · neutral source and my turn · full textV17 · My place-value or strategy space · vectorV17 · My place-value or strategy space · imageV17 · My place-value or strategy space · full textV18 · My part and whole · vectorV18 · My part and whole · imageV18 · My part and whole · full textV19 · My two versions · vectorV19 · My two versions · imageV19 · My two versions · full textV20 · A current local example · vectorV20 · A current local example · imageV20 · A current local example · full text
