Printable Leitner box labels and a 16-day timetable
Cut out the six labels and stick one on each box or envelope: Boxes 1 to 5 and a done pile. Every new card starts in Box 1. A card you answer right moves up one box, and a card you miss goes back to Box 1. The second page is the 16-day timetable: Box 1 every day, the higher boxes less often, so the cards you know come round rarely.
Last updated 26 October 2026 · Written and checked by the GCSEwiz team
What is on the sheet
- Six labels to cut out: Boxes 1 to 5 and a done pile
- The rules for moving a card up or back, on the same page
- A 16-day timetable of which boxes to test, with space to date each day
2 sheets · A4 portrait · black and white
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Leitner box labels
Page 1 of 2Cut out each label and stick it on a box, an envelope or the band round a pile of cards.
Test every day. New cards start here, and so does every card you miss.
Test every second day: Days 2, 4, 6, 8, 10, 12, 14 and 16.
Test every fourth day: Days 1, 5, 9 and 13.
Test every eighth day: Days 3 and 11.
Test every sixteenth day: Day 7.
Right in Box 5. These come out again for your last run-through before the exam.
Moving the cards
| When you | The card |
|---|---|
| Answer it right | Moves up one box |
| Miss it, or only half know it | Goes back to Box 1, whichever box it was in |
| Answer it right in Box 5 | Goes on the done pile until your last run-through |
| Make a new card | Starts in Box 1. Add ten new cards a day at most |
Answer every card out loud or on paper before you turn it over, and mark yourself strictly: an answer missing a key word counts as missed.
16-day Leitner timetable
Page 2 of 2Test the boxes on the day’s row, then date it. After Day 16, start again at Day 1.
| Day | Boxes to test | Date | Done |
|---|---|---|---|
| Day 1 | Box 1 and Box 3 | ||
| Day 2 | Box 1 and Box 2 | ||
| Day 3 | Box 1 and Box 4 | ||
| Day 4 | Box 1 and Box 2 | ||
| Day 5 | Box 1 and Box 3 | ||
| Day 6 | Box 1 and Box 2 | ||
| Day 7 | Box 1 and Box 5 | ||
| Day 8 | Box 1 and Box 2 | ||
| Day 9 | Box 1 and Box 3 | ||
| Day 10 | Box 1 and Box 2 | ||
| Day 11 | Box 1 and Box 4 | ||
| Day 12 | Box 1 and Box 2 | ||
| Day 13 | Box 1 and Box 3 | ||
| Day 14 | Box 1 and Box 2 | ||
| Day 15 | Box 1 | ||
| Day 16 | Box 1 and Box 2 |
Missed a day? Do that day’s boxes today and carry on from there. The timetable moves along by a day, and nothing is lost.
Setting up the boxes
Five shoeboxes work, and so do five envelopes, five sandwich bags or five piles held together with elastic bands. Stick a label on each, and a sixth on whatever holds the cards you have finished with for now.
Put every card in Box 1, pick the day you will start, and write its date at the top of the timetable as Day 1. Early on, Box 1 is the busy one. The higher boxes fill up as you learn the cards.
Running a session
Every session follows the same steps:
- Take out the boxes on today’s row of the timetable.
- Shuffle each box, then answer every card before you turn it over.
- Move the cards you got right up one box, and put the ones you missed back in Box 1.
- Date the row, put the boxes away, and add up to ten new cards to Box 1.
Why 16 days?
Each box is tested half as often as the one before it: every day, every second day, every fourth, every eighth and every sixteenth. Sixteen days is the shortest timetable that fits all five, and spreading the boxes across it means no day asks for more than two boxes.
A card you answer right every time still takes up to a month to work its way from Box 1 to the done pile, and a card you miss takes longer. That is why it pays to start six to eight weeks before your first exam: the cards you make early get time to come round several times.
The last run-through
In the week before an exam, take the done pile out and go through it once with everything else. Those cards have not been checked since they left Box 5, so this is your chance to catch any that have slipped. Any you miss go back into Box 1 for the days that are left.
Keep going
- Blank flashcards
- Flashcard templates
- Spaced repetition tracker
- Spaced repetition planner
- Flashcard maker
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