avaliable for FREE now
https://www.netacad.com/campaign/ptdt-1/Cisco Packet Tracer versions:
Instructor
Student
6.3
6.2
6.1.1
6.0.12
6.0.1
6.0
5.3.3
5.3.1
5.3
5.2
5.0
4.1
Download
Basic settings
1.make sure you tick off Always Show Port Labels in Options - Preferences - Interface
2.Change CLI font size to 16 - easy to be seen on Options - Preferences - Font tab