Stuart J. Murphy

The Elm Street Kids' Club decides to sell lemonade to earn money to fix up their clubhouse and they use a graph to keep track of their sales.

Four bear cubs collect ingredients for a blueberry pie, counting and recounting them as their supply grows.

"A unique introduction to how charts and graphs can present data in an easy-to-understand way. Using engaging text and humor, this introduction to an otherwise dry mathematics concept explains how to show information in chart or graph form in clear terms for young readers."--