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    Zak Erving
    Prismatext™ makes learning a language as easy as reading a book. We blend the most useful foreign words and phrases into your favorite novels and stories.
    Prismatext
    Read a book. Learn a language.
    Zak Erving
    Exerly: One-Minute Workouts
    Exerly: One-Minute Workouts
    Burst workouts for busy people. Exercise happily!