Flabb17 опубликовал приложение 2010-07-28
(обновлено 2010-07-28)
Replace the handmade learning cards! Perfect to learn vocabulary, new languages, abbreviations or notions! Cards with Levels (Leitner system): -Increase if you decree the answer known (click green check). -Fall down to one at the time of unknown (click red cross). -Choose the levels shown.