Test scores are low and stress levels are high at Ella Mentry School. Wellness expert Ms. Jo-Jo has been brought in to help A.J. and the other third graders ace an upcoming Fundamental Arithmetic & Reading Test. If they fail, Dr. Carbles plans to shut down the whole school! But will turtle yoga and crystal salt lamps be enough to help A.J. and his friends reenergize and refocus? Or will the F.A.R.T. blow them all away?