View Single Post
Old 06-09-2013, 08:09 PM   #122 (permalink)
freebeard
Master EcoModder
 
freebeard's Avatar
 
Join Date: Aug 2012
Location: northwest of normal
Posts: 28,733
Thanks: 8,157
Thanked 8,938 Times in 7,380 Posts
May I suggest flourescent-colored yarn?

...and a few on inverted golf tees or miniature (homemade) Eiffel Towers so you can see what's happening a few inches above the surface?
  Reply With Quote