Features:	WebEX	Heux	Virtual Classroom	Saba	LearnSpace	Gimp
Student Actions:
Ask a question	yes	no	yes	yes	yes	no
Answer a question	yes	no	yes	yes	yes	no
Leave a Virtual Classroom	yes	no	yes	yes	no	no
Chat	yes	yes	yes	yes	no	no
Voice and/or Video	yes	no	yes	yes	no	no
Teacher Actions:
Create a question	yes	yes	yes	yes	yes	no
Conduct poll	yes	yes	yes	yes	no	no
Permission control	yes	yes	yes	no	no	no
Lecture slide control	yes	yes	yes	yes	yes	no
View students screen	yes	yes	no	no	yes	no
Whiteboard capabilities:
Write on whiteboard	yes	yes	yes	yes	yes	yes
Whiteboard layers	no	yes	no	no	no	yes
Different brushes/colors	yes	yes	yes	no	yes	yes
Layer transparency	no	no	no	no	no	yes
Text boxes	yes	no	yes	yes	yes	yes
Basic shapes	yes	no	yes	yes	yes	yes
Lecture Tools:
Record a presentation	yes	no	no	yes	no	no
Collapse/expand titles	no	no	no	no	no	no
Save a lecture	no	yes	yes	yes	no	yes
Kick out a student	no	no	yes	no	no	no
Track student approval	no	no	no	no	no	no