With this high-interest book, students will add and subtract with tens as they learn about germs.

This math reader builds mathematics and literacy skills, combining informational text, problem solving, and real-world connections to help first grade students explore math in a meaningful way.

• Let's Do Math! sidebars feature clear diagrams that provide students with opportunities to practice what they've learned.
• Problem Solving activity enhances the learning experience and promotes mathematical reasoning.
• Math Talk includes questions that develop students' speaking, listening, and higher-order thinking skills.
• Text features include bold font, headings, captions, dynamic images, a glossary, an index, and a table of contents to help students navigate the text and increase comprehension.

Aligned to state and national standards, this high-interest title will engage students in reading and learning!