Ease into algebra concepts with these fun and engaging readers! This set of 6 books supports the NCTM Mathematics strand, Algebra and Algebraic Thinking, and is perfect for students in grades 3-5. Each reader features high-interest nonfiction text, problem-solving activities, supporting graphics, highlighted content-area vocabulary, sidebars, photographs, glossary, and index. Titles include The World of Trade, My Lemonade Stand, Patterns Around Us, Patterns in Nature, It Started with Pizza, and Night Skies. 32 pages each.