Would this one work? http://quilting.about.com/od/babyqui..._the_pinks.htm

Making a bunch and playing with them sounds like fun, and you can develop whatever style you like. But with a search I found this link that does show many possibilities.

http://pinterest.com/mdehoop/half-sq...iangle-quilts/

I also just came across this one: http://www.pmquilting.com/FREE_summe..._summermix.htm

Did you check out the examples in our Quilt Gallery? (http://www.quiltingboard.com/blogs/q...ery-36607.html)

There are a few that are done with HSTs. THis one, for example: http://www.quiltingboard.com/members...78-392322.html

Here's a nice one with different size HSTs. http://rachel-thelifeofriley.blogspot.com/