Take a look at the mathematics involved in the story "One Grain of Rice". Included is a lesson plan, geared toward 2nd-grade math learners, about place value. A link to a quiz on the story is included.

This tutorial explains how to determine the place value of a number from ones to the one millions place. Includes practice and games to practice this skill.

[Free Registration/Login Required] Educators can generate worksheets for primary or elementary grades that focus on decimal addition, subtraction and fraction practice. Worksheets include graphics and answer key.