Fifth-graders at Bain Elementary test a water filter they designed. CMS officials say hands-on experiments have helped boost science scores.
Fifth-graders at Bain Elementary test a water filter they designed. CMS officials say hands-on experiments have helped boost science scores. Ann Doss Helms ahelms@charlotteobserver.com
Fifth-graders at Bain Elementary test a water filter they designed. CMS officials say hands-on experiments have helped boost science scores. Ann Doss Helms ahelms@charlotteobserver.com