Quizlet. This app lets you make flashcards to study concepts and definitions. You can make your own, or browse thousands of decks already uploaded. Let the kiddos quiz themselves.
Duolingo. Duo-lingo gamifies language learning and teaches proper pronunciation.
Photomath. Math is so hard for me, but maybe not as bad after you download this app. Not only will this app take the guesswork out of finding the right answer to your kid's complicated math homework, but it will also show you both step by step how to get there.
Socratic. This app uses the power of your camera phone or tablet *and* Google search to find the answers to your questions. Answers will include scholarly articles and helpful diagrams to explain the concept.
Khan Academy. . It's a collection of short online courses covering lessons from kindergarten through 12th grade. Parents who need refreshers on topics have their own section.
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