Explore what it takes to compete in one of the world's greatest races as you exercise your skills in division! Students will build their literacy skills and math content knowledge while engaged in reading about the mushers, the sled dogs, and the grueling Alaskan terrain that make up the Iditarod.

This leveled math reader integrates text and mathematics, and features problem solving and real-world connections that promote reasoning and critical thinking for fourth grade students to explore math in a meaningful way.

• The DOK-leveled Math Talk section includes questions that facilitate mathematical discourse and higher-order thinking skills with questions that students can respond to at school or home.
• Let's Explore Math sidebars and the extensive Problem Solving section provides numerous opportunities for students to practice what they have learned.
• Text features such as a glossary, index, captions, answer key, and a table of contents increase understanding and build academic vocabulary.