Yamie Chess: 6 books

Educational Assessments "Research has shown that, by itself, learning to play chess is tied to better logical reasoning and stronger performance in math. Yamie Chess adds to this by integrating both mathematical content and math puzzles into the text."—Professor Michael Ching,...

Educational Assessments "Mathematically, I think the lessons are very well done. I like the emphasis on translating phrases into mathematical expressions and the practice with decimal arithmetic."—Yale Professor Michelle Lacey, PhD, Statistics, Yale University "Math...

Educational Assessments "The coverage of points, lines, rays, and solving simple equations of the form "x + b = c" or "ax = c" is very clearly presented and I really like the fact that readers get a lot of practice with learning a single concept throughout the comic."—Yale...

Educational Assessments "As for the mathematical content, I think the introduction to sequences is excellent and it’s nice that readers are given a general expression for deriving the value of any of the terms in Arithmetic’s tail"—Yale Professor Michelle Lacey, PhD, Statistics,...

Written and edited by experienced math teachers, No Calculators, Please! focuses on building key arithmetic skills including addition, multiplication, subtraction and division.  Suitable for students at U.S. math grade level 3 and up, the comic offers children a clear, friendly...

The Pythagoras Dragon builds math learning skills in algebra and geometry for middle school students. Using the chess grid to teach a twelfth-century proof of the Pythagorean theorem by the Indian mathematician Bhaskara II, the math lesson is communicated in simple, clear, and plain English...