Thomas Jefferson National Accelerator Facility
Jefferson Lab: Place Value Game
This interactive math game lets you create the largest number possible as the computer gives you numbers.
AAA Math
Aaa Math: Identifying Place Value
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.
AAA Math
Aaa Math: Place Value Expanded Form
You'll find an explanation of place value in expanded form in this lesson. There is also an interesting game that helps to show place value.