Activity Type: Small Group

Problem Solver +/- (Adding/Subtracting)

Quick Description:

In this adaptation of blackjack or 21, players try to get cards to sum as close to 15 as possible without going over. (Adapted from Kamii & Baker Housman, 2017.)

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Special Thanks To

Institute of Education Sciences
The research reported here was supported by the Institute of Education Sciences, U.S. Department of Education, through grant numbers R305K050157, R305A120813, R305A110188, and R305A150243. to the University of Denver. The opinions expressed are those of the authors and do not represent views of the Institute or the U.S. Department of Education.