http://classic.7sage.com/the-blind-review-how-to-correctly-prep-for-lsat-part-6/

^He doesn't say to skip them completely, but rather that they would be candidates for skipping (for time-saving purposes) while writing a timed test. Presumably you would come back to them when you're done the rest of the q's in the section. I think during practice you should try to understand them thoroughly, posting about them etc.

Hope this helps!