The game has been downloaded more than 7.3 million times in North America since the start of 2019, according to the app researcher App Annie.
Prodigy is a role-playing game aimed at first through eighth graders where players create customized wizard characters that enter “battles” to earn stars and prizes for solving curriculum-aligned math problems. The Campaign for a Commercial Free Childhood, a nonprofit advocacy group, on Friday accused a popular math game used in thousands of elementary schools of using “deceptive marketing and manipulative tactics” in a letter of complaint to the Federal Trade Commission.