This is an lesson for teaching prime factorization. After tracking data for over twenty years on algebra skills, I have learned this is one of the most important fundamentals for students in Pre-Algebra, Algebra and even Advanced Algebra. Prime Factorization is an automatic response that must occur for Exponent Operations, Polynomial Factoring and Division, and Logarithms. The data strongly suggests students who struggle with the second semester of Advanced Algebra often have struggles with Prim