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Castrol Actibond for iPhone - The Lost Heir: The Fall of Daria - Video Player for Apple Watch - Monkey Kong Run - MindKind Now - Amazing Words Search Puzzles HD - Marrakesh, Morocco GPS - BeautyShop - Top Basket Plays -
| The Stackz flashcard visualization concept helps to keep the overview over a large amount of words to be learned by representing your current proficiency state with one intuitive view using piles of colored flashcards. The cards are distributed according to the 'mastery level' and colored according ...
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