The first time Anna Shusterman walked into a classroom of Wesleyan undergraduates teaching math games to preschoolers a decade ago, she was surprised by what she saw – happy and deep engagement all around. The students – all of them – were on to something. “They were incredible. I had no idea how good they were,” said Shusterman, professor of psychology and co-chair of the College of Education Studies. Between the joyful (and productive) little ones and the thoughtful efforts of the Wesleyan students, Shusterman realized that there was a need that could be filled. “It turned out to be…