Worried that your kid’s cell or tablet addiction might be wasting more brain cells than it's feeding? Never fear – there’s an app for that! Sorry - we couldn't resist. Check out these 7 free apps for you and your children to keep your brain fresh.

1. SAT Vocab – Help your teenager prepare for this dreaded college entrance exam (as well as the PSAT and GRE) through this free app. Broken out into 9 cool games, this app offers a new way to tackle an old problem: https://itunes.apple.com/us/app/sat-vocab-mindsnacks/id494140836?mt=8
2. Lumosity – This one is good for the entire family – offering a customized brain training program for each user! This app offers brain teasers, puzzles and other brain benders to help keep those synapses firing: https://itunes.apple.com/us/app/lumosity-mobile/id577232024?mt=8
3. Duolingo – Want to learn a new language while you take the train to work? Check out the Duolingo app, which offers easy modules to learning a new language (currently Spanish, French, Portuguese, German, Italian and English): https://itunes.apple.com/us/app/duolingo-learn-languages-for/id570060128?mt=8
4. Today in History – For all of you history buffs out there (and maybe even the history phobic), here’s an app to give you insight into the past in a way that makes it still relevant:  https://itunes.apple.com/us/app/today-in-history-lite/id312028719?mt=8
5. Mathemagics – Even if math isn’t your strong suit, this app will help you improve your speed in completing mental math by using fun games and brain teasers. The app even offers math tricks that can be used in a variety of educational settings (think SAT and ACT prep!): https://itunes.apple.com/us/app/mathemagics-mental-math-tricks/id306586847?mt=8
6. World Geography Challenge – Think of this one like Geography Jeopardy. Drag and drop names of countries around the world into their appropriate spot on the map. Hover over certain map segments to learn about new countries too: https://itunes.apple.com/us/app/world-geography-challenge/id390647342?mt=8
7. Brain Games 2 – This is the second installation of an old favorite, Brain Games, which offers various games to help sharpen your critical thinking and logic skills while also boosting your IQ: https://itunes.apple.com/us/app/brain-games-ii-5-in-1-tags/id438187216?mt=8