evelyn boettcher (@Didactex) header
evelyn boettcher (@Didactex) profile picture

Woman owned mobile app company.

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Joined November 2014
121 is a multiplication version of 21 / BlackJack. The game is designed to help the user increase their ability to do mental math. All cards are multiplied together. There is one addition that you can place anywhere between the cards. onetwentyone.games/
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