Type or paste one 'term : definition' pair per line, then press Build cards. Click a card to flip it, mark it known or still learning to track your progress, shuffle the deck for a harder test, and print the sheet when you want a paper copy.
Put one card per line and separate the term from the definition with a colon, for example 'Mitochondria : the organelle that produces ATP'. If your definition itself contains a colon, only the first colon is used as the split point, so the rest stays intact.
Yes. Press Save deck and it is stored in this browser's local storage, so it is still there when you come back on the same device and browser. Nothing is uploaded, so the deck will not follow you to another computer or a private window.
Yes. The print sheet lays your cards out two per row with the term and definition side by side, and the print stylesheet hides the rest of the page so you only use paper on the cards themselves.