Flash Card Battle のアプリ分析 1月9日

Learn math facts in a battle with flash cards! Pick an opponent: addition, subtraction, multiplication, or division. Choose a deck of cards. And then battle! • Fun way to get better at arithmetic • For kids (and grown-ups) • Includes 55 addition and 100 subtraction flash cards • Multiplication and division flash cards can be unlocked with in-app purchase • Create your own decks • Type or write your answers • Includes dark mode for late-night battles • No ads • No tracking • No sign-up • No funny business