In the blue menu, there are 4 tools you can access to open another teacher's planning (this will be read-only and non editable unless your colleague has added you as a collaborator.

Unit Plans (unit and inquiry plans which contain weekly or sequential lessons)
Long Term Planner (term/year overview of subjects)

Daily Planner (run sheet of lessons for the day)
Weekly Planner
 (lessons timetable and events scheduled for the week)

When you sign into iUgo:

Step 1. Go to any of the planning sections (Plans, Daily Planner, Weekly Planner, Long Term Planner) and you will find a teacher/timetable and date filter at the top of each page.

Step 2. Select a teachers name from the teacher/timetable filter to load a read-only copy of their planning.

*To open a unit plan and view lessons, click on the name of the plan, you can also leave notes/feedback by following this guide.

Step 3. iUgo always displays planning for the current date and term. If you wish to review planning in previous terms or years, click on the date filters.