Anki - Anki is a program which makes remembering things easy. Because it's a lot more efficient than traditional study methods, you can either greatly decrease your time spent studying, or greatly increase the amount you learn.
Quizlet - Quizlet allows you to review and create flashcards for a variety of subjects, such as math and reading.
PrepFlash - Automatic flashcard generator
Kids Flashcards - Kids Flashcards offers free printable flashcards for kids, parents, and ESL teachers of preschool, kindergarten, primary and secondary education. 1300+ picture card are available for learning English, French, Spanish, German, Chinese and other langs.
List:Daily Checklist - List:Daily Checklist is one of the most-exceptional apps that makes its users punctual, consistent, and sustained them for a long time.
OpenStudy - OpenStudy is a social learning network where students ask questions, give help, and connect with...