Home › Authors › Jim Brennan 👤 Jim Brennan 4 books Books by Jim Brennan Once a Welder Once a Welder 2023 IBM DataPower Handbook Volume III : DataPower Development 2016 Everything Parent's Guide to C Everything Parent's Guide to Common Core Math Grades K-5 2015 Parent's Guide to Common Core Parent's Guide to Common Core Math, Grades K-5 2015