The standards-based Spectrum (R) Critical Thinking for Math for second grade guides children through problem-solving strategies including: -addition and subtraction -measurement -geometry Spectrum Critical Thinking for Math helps children apply classroom math skills to real-world scenarios. Spectrum Critical Thinking for Math provides problem-solving instruction, math reasoning questions, and word problems that encourage students to extend classroom learning to the real world. Complete with problem-solving instruction, reasoning questions, word problems, pretests, post-tests, and a completed answer key, this series helps children retain knowledge while introducing problem-solving methods for success. Providing comprehensive, grade-specific titles that encourages the skills and standards taught in today's classroom, Spectrum supports your child's educational journey every step of the way. Spectrum offers a variety of subject-specific practice to reinforce classroom learning, skill-specific titles to enhance educational concepts, and test prep titles to improve test-taking skills. Spectrum is here to help every child get ahead.