Best apps...

That turn learning into a game

■ Sketch a Day helps artists hone their craft with daily challenges and tutorials. Users upload sketches to share with the community and can climb a leaderboard by posting impressive work.

■ Mimo offers courses on coding, each one featuring “bite-size exercises you can do during your lunch (or even bathroom) break.” The popular app covers languages such as Python, Javascript, HTML, and SQL.

■ eQuoo coaches users to understand and apply the idea of emotional intelligence. At each level of a choose-your-own adventure game, the app “walks you through a few basic psychological concepts that come in handy when dealing with other people.”

■ World Citizen sharpens your geography recall with fast-paced quizzes that require matching countries with capitals and flags. On the Android-only app, you can compete with others and climb a global leaderboard. Source: PopularScience.com