The intent of this puzzle book’s “companion volume”, A Substantial Prime Number of Neat Numbers, was to help with awareness of math facts and properties that would benefit ALL pre-college test takers . . . grade level requisite exams, graduation exams, SATs, ACTs, quiz bowls, math counts. Dang, You’re Fast at Math! works with various math short cuts and “tricks.” Though it can benefit all math students it does reach beyond classroom topics and aims at those teachers and students who desire,