The document provides examples of materials that could be used to prepare students for a 4.5 test on multiplication, including a blank multiplication chart for students to fill out, examples of multiplication arrays and dividing groups into equal sets, multiplication fact cards, and sample test questions covering multiplying double digit numbers and dividing. It describes the key concepts and skills students should understand regarding multiplication such as reading, building, and solving multiplication arrays as well as the process for multiplying double digit numbers.