Digital Smarts - Free Web Sites and Apps That Can Keep Kids Learning

You don't always have to pay big bucks for great educational games, apps, and websites. Lots of outstanding free options are only a click away. Since the subjects on this list from Common Sense Media range from reading to math skills, kids can find all sorts of fun practice on all kinds of topics. The best part is that kids can check them out and move on if a title isn't a great fit—and it won't affect your wallet! Some favorites are Civilisations AR, National Geographic Kids, and Mission US: Flight to Freedom.