They were so close to the week-end, Octavius reminded himself he had to keep the class focused. There was always an air of relaxation in the hours just before dinner that any teacher struggled through just as much as the pupils. He was hoping this class would wake the students up a bit more than usual.

After all, there like was nothing like being doused by a stream of water that kept students on their toes — besides a Boggart, though Octavius' ironic sense of humor would reserve that lesson for perhaps closer to Halloween.

With a wave of his wand, Octavius cast a bubble over the room, which would protect any of his instruments from being caught in the crossfire as well. "Today's goal is to freeze a larger amount of water. In pairs, one of you will cast the Aqua Eructo spell. Another will try and freeze the water with the Glacius spell before it hits you." With a small smile, he looked at his students. "Not to worry, leaving the bubble will render you dry, however, I suggest placing any valuables you may have with you outside the bubble." He also had a spell on hand in case anyone needed to be thawed out or defrosted.

As they shuffled about to get themselves organized, Octavius stepped into the bubble. "Begin!"