Christopher Danielson is a former middle-school teacher who has worked with math learners of all ages. Armed with a PhD in mathematics education, he creates books and toys to support children's mathematical development. He is the author of Common Core Math for Parents for Dummies and the developer of Math On-A-Stick, an annual family math event at the Minnesota State Fair. He lives in St. Paul, Minnesota with his wife, two children, and a steady stream of foster dogs. 

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Books by Christopher Danielson: