Rock sort lab
Set out a few real rocks with magnifying glasses. Kids look for layers, crystals or bubbles and sort them into igneous, sedimentary or metamorphic. Then they explain their clues to the group.
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 withRocks & Minerals WorksheetWorksheetsOpen it →







