(Loudon)- The Loudon County School Board says they will expand their hybrid learning program that will allow some third, fourth, and fifth graders back to school buildings. Around seven-thousand students will participate in the face-to-face instruction two days a week starting on December 1st. Seniors at the Academy of Engineering-and-Technology and the Academy of Science will also return. Some middle and high schoolers will be switching to hybrid learning starting in late January.