Holy Ghost Church, 600 N. Oak St., Hammond, is hosting two Bible studies: “A Biblical Walk Through the Mass,” Tuesdays, June 7, 14 and 21; and “Psalms the School of Prayer,” Tuesdays, July 5, 12, 19, 26, Aug. 2, 16, 23, 30, and Sept. 6 and 13 from 6 p.m. – 8 p.m. in the RCIA portable building in the church’s parking lot. Classes are free, but participants are required to have a student workbook and supporting materials. For more information, email johngravette@hotmail.com or call 504-338-4103.