When I began my teaching career as a second grade teacher, there was one mathematical standard that frightened me the most. “By the end of second grade, know from memory all sums of two one-digit numbers.” (CCSS 2.OA.B.2) I approached this standard in the same way in which I was taught my addition and subtraction facts by drilling my students with facts. I incorporated flashcards, games that required quick recall of the sum like knock out and around the world as well as weekly fact quizzes into my math lessons, but as the year progressed, there were two problems that surfaced. 1. My students were not engaged during fact practice time. To be frank, they were bored. 2. My students were not making progress on their weekly fact quizzes. Needless to say, I was feeling quite defeated. My second grade students were not going to know the addition facts to 20 from memory by the end of the year if I continued to employ the same strategies. Luckily, around this same time, I was a...
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