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Every pair is a question and its answer. Tap a topic to carry on.
Each card shows a real pair.
One pair per line, with a | or a tab between the two sides. Anything works: sums and answers, key words and definitions, shapes and properties. Two columns pasted from a spreadsheet work too.
No pairs yet.
Tap one to carry on.
Everything is set. Tap a step above to change it, or just start.