Check it out! These eBooks are available on any internet-connected device: laptops, smart phones, iPads, Kindle Fire tablets, etc. To access these eBooks, go to https://knoxschools.mackinvia.com/ Select your school from the drop-down menu. The username will be your child’s student ID number, which starts with the letter s and is followed by a six or seven digit number. The password will be your child’s Active Directory password, which is the same password they may use for other schoolbased online services such as Canvas, Google Drive, or to log on to Chromebooks.