13 June 2008
- 13:2113:21, 13 June 2008 diff hist +8 m Lesson activity →With multianswer box checked
- 13:2013:20, 13 June 2008 diff hist +208 m Lesson activity →With multianswer box checked
- 13:0913:09, 13 June 2008 diff hist +38 m Lesson activity →With multianswer box checked