Twilliebee

This includes blocks and quilts:
http://www.quiltuniversity.com/squaring_up.htm

Here are some more:
http://www.wonderhowto.com/how-to-sq...inding-232714/

http://www.allpeoplequilt.com/techni...p-quilt_1.html

http://www.youtube.com/watch?v=KPlo79fz6P0

http://naptimequilter.blogspot.com/2...-tutorial.html

http://www.quiltersreview.com/articl...t/010416_c.asp

And I just noticed this one that seems to have a wealth of information on everything quilty.

Hope you find a guideline that suits you. Good luck!

An older post from Quilting Board:
http://www.quiltingboard.com/t-937-1.htm