This carefully selected Grade 4 6-Pack collection is based on correlations to grade-level Common Core State Standards for mathematics. Books feature a specific mathematics concept, a problem-solving activity, and "Let's Explore Math" sidebars as well as engaging nonfiction text, supporting graphics, photographs, and key vocabulary; six copies of each title plus lesson plans are also included. Titles in this 10-book collection include:

• Patterns in Nature (Recognizing Patterns)
• Patterns Around Us (Recognizing Patterns)
• The Bake Sale (Multiplying and Dividing)
• The Bread Book (Multiplying and Dividing)
• Amusement Parks (Perimeter and Area)
• Life in the Ocean Layers (Units of Measure)
• All About Sharks (Units of Measure)
• Towns and Cities (Perimeter and Area)
• Basketball Angles (Understanding Angles)
• The Winning Angle (Understanding Angles)