Includes 42 Competencies/Skills found on the TExES Mathematics-Science 4-8 test with 271 sample questions. This guide, aligned specifically to standards prescribed by the Texas Department of Education, covers the sub-areas of Number Concepts; Patterns and Algebra; Geometry and Measurement; Probability and Statistics; Mathematical Processes and Perspectives; Mathematical Learning, Instruction and Assessment; Scientific Inquiry and Processes; Physical Science; Life Science; Earth and Space Science; and Science Learning, Instruction, and Assessment.