line tool, divide/split
http://support.google.com/sketchup/bin/answer.py?hl=en&answer=94815&topic=2458137&ctx=topic.
eraser tool
use mouse to orbit, pan and zoom
polygons and circles
http://www.youtube.com/watch?v=h9R2N0nNb7I
arc tool, 3D text, text
different ways to select
http://support.google.com/sketchup/bin/topic.py?hl=en&topic=2457922 (non-video)
http://www.youtube.com/watch?v=WfANG06Bieg (video)
push/pull tool
http://www.youtube.com/watch?v=miC1hvWQjlQ
move tool & autofold
copy/paste with the move tool & linear array
http://www.youtube.com/watch?v=Yk6ok7S8goA
rotate tool, rotate an object, radial array
offset tool
follow me tool
scale tool
http://www.youtube.com/watch?v=tfMetsEQugM&feature=fvst
mirror an object
http://www.youtube.com/watch?v=7jeVdqZ0g-8
http://www.youtube.com/watch?v=pbbuqskh0wo
http://www.youtube.com/watch?v=9ZS-ns0_NAY
paint bucket tool and paint with imported image
axes tool, changing drawing axis
tape measure tool/ rescale
http://support.google.com/sketchup/bin/answer.py?hl=en&answer=95004
http://www.youtube.com/watch?v=eXh6y5b0pdg&noredirect=1
http://www.youtube.com/watch?v=cv7fw2lHkMQ
protractor tool (angles and ratios) and dimension tool
photo texture
create a gabled roof
http://www.youtube.com/watch?v=litSmVYVVlI
create a hip roof
http://www.youtube.com/watch?v=uv_f2vde7YI
create groups, how and why
create component tool, how and why (different from groups)
http://sketchup.google.com/training/videos/new_to_gsu.html
explode an object, soften and smooth edges
how to change units
change style
position camera, look and walk around
create layers, move objects to layers