Lake Mills Area School District - 3rd Grade Library Links
https://www.cms4schools.com/news_rss.cfm?detailid=688971&memberid=963
Lake Mills Area School District - 3rd Grade Library Linksen-usActivity
http://www.edheads.org/activities/simple-machines/index.shtml
Examples of Simple Machines
http://www.mikids.com/Smachines.htm