BrainGrow

Designed by high-school students and top-notch educators, Brain-Grow Education's Test Question of the Day is the perfect companion to any test prep program. You'll answer one new interesting question every day. Topics include math, grammar, reading, and vocabulary. The app also guides students to a variety of test preparation resources. The first three days are free, then the cost is $1.99 for one question per day for a whole year! Unlock 3 more immediately $0.99, and Unlock 10 more immediately, $1.99. This is the second version, so stay tuned for exciting updates and new features!