A recent national study found that approximately 10 to 15 percent of the nation’s K-12 population, or 5 million to 7.5 million students each year, are not attending school on a regular basis. High numbers of absences are detrimental to student learning, and are often tied to health factors. Easy-to-implement mobile apps can provide the polishing your K-12 custodial program needs to improve the health of students and reverse this trend of illness and absenteeism.