For Mac OS users, there is a system setting that may not allow you to tab onto several types of elements in a web page. To change this setting:
7:50 1st Hour: Art 1
8:39 2nd Hour: Art I
9:28 3rd Hour: Conference
10:17 9th Grade Intervention
11:06 4th Hour: Art 2 & 3
11:51 Lunch
12:29 5th Hour: Art 1
1:18 6th Hour: Art 2,3,4
2:07 7th Hour: Art 2,3,4
2:56 8th Hour: Art 1