You can get some very dramatic effects using stripes - I've used this book:
http://www.amazon.com/Stripes-Quilts...ref=pd_sim_b_1
Last summer I took a course by John Willard who uses stripes magnificently ... some examples
He uses geometrics in wonderful ways :)
John Willard Pinwheels & Tigers
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John Willard Spin Cycle
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Classmate's project
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