Spectrum® Critical Thinking for Math strengthens your child’s ability to apply classroom skills to everyday scenarios. Spectrum Critical Thinking for Math for fourth grade helps children understand concepts such as: • geometry • rounding • multiplication and division • addition and subtraction • fractions and decimals Spectrum Critical Thinking for Math helps fourth graders improve problem-solving skills. Filled with math reasoning activities, word problems, and detailed instructions, Spectrum Critical Thinking for Math guides children through problem-solving strategies and real-world application. This series includes a testing section to help learners retain information and an answer key for insight into various strategies. The best-selling Spectrum brand supports educational success every step of the way with comprehensive, standards-based workbooks for a variety of subjects, grade levels, and needs. All workbooks, whether test prep or subject-specific, reinforce the skills and standards children learn in today’s classroom, making Spectrum the best workbooks to help your child stay ahead!