Students investigate the concept of the number one million. In this number concepts lesson, students read the book How Much is a Million? and brainstorm questions, such as "how many leaves are on a tree" and "how many hairs are on your...

Students discover how units of measurement help people to categorize objects. In this measurement lesson, students discuss various units of measurement, use creativity to invent new possible units of measure, and learn the history of...

Young scholars investigate measurement. For this library lesson plan, students discuss measurement, read Millions to Measure by David Schwartz, and complete a worksheet. Extra related activities are included in the lesson plan that...