Il y a 2 jours · In 2001, Roger Billings launched Acellus as an initiative of the International Academy of Science to improve math and science scores at schools throughout the United States. Years later, Roger Billings founded Acellus Academy, a fully-accredited online school, to provide students the opportunity to pursue a rigorous education from home. Nous voudrions effectuer une description ici mais le site que vous consultez ne nous en laisse pas la possibilité.