Unit Measurements: using word problems

Purplemath is an great site to look for lesson suggestions on many different math concepts. Under this particular search results you will find over a dozen different lessons on unit measurements including: ratios, proportions, percentages, converting, and many more ideas. This site allows you to narrow your search to refine objectives you need quickly. Many of the lessons go along with some of the measurement manipulative's from the NLVM site. Check it out and let me know what you think.