HK Math is a mathematic practicing app for all ages, practice your math skills in a simple, flash card style interface focuses one question at a time. It incorporate test-lik...展开
HK Math is a mathematic practicing app for all ages, practice your math skills in a simple, flash card style interface focuses one question at a time. It incorporate test-like question set, It will not prompt for correctness of your answer until end of the practice. Summary view shows all your quest…收起
