River of Sphinx is an exciting mobile game in which players have to solve mathematical problems by substituting numbers in the correct order. The goal of the game is to get the right example and score as many points as possible.The game has a timer that counts down the time to solve each task. The faster the player solves the problem, the more points he will get. If a player makes a mistake, he will lose points and the time to solve the problem will decrease.
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