Sort the trash
Bring in clean recyclables and trash and let kids sort them: reduce, reuse or recycle? Then they weigh the class trash for a week. Hands-on sorting turns caring for Earth into an action, not just a slogan.
Why it works: the U.S. Department of Education's guide for teaching elementary math recommends moving from hands-on objects to drawings to numbers.
Try it withReduce, Reuse, Recycle Sorting WorksheetWorksheetsOpen it →























