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:
Infinite Campus
GCN Training
Akita Box (Work Order)
Clever Dashboard
Canvas
Fountas & Pinnell - ODMS System
myNGconnect (Reach for Reading)
Reach for Reading Resource Page
Software Unlimited (SAS)
Substitute Online
Think Central- Go Math
Wyoming Retirement System
Professional Teaching Standards Board