Book excerpt: This book (Volume 2) is designed towards mastering the Iowa Algebra Aptitude Test (IAAT), a placement test which allows students to demonstrate their readiness and ability to succeed in Algebra 1. The book contains problems regarding essential theorems specific to the IAAT: Pre-Algebraic Number Skills and Concepts, Mathematical Data Interpretation and Analysis, Representing Relationships, and Symbols. There are 6 additional full-length math tests with detailed solutions and explanations for all questions.