Renaissance Child Super Saturday Enrichment activities are planned this spring, offering hands-on science activities for children in kindergarten through seventh grade.Presented by the Office of Professional Development in East Tennessee State University’s College of Graduate and Continuing Studies, these programs will take place from 10 a.m.-3 p.m. on the ETSU campus.The first Super Saturday on March 20 will be an introduction to energy, with learning activities centered on different energy sources and how they can be used.Chemistry is the focus of the second Super Saturday on April 24, with experiments using safe ingredients.