Originally Posted by sewbizgirl

I do the Boom swaps here on the board, where we also make 12.5" blocks (to finish at 12" in your quilt). These are some of my favorite blocks to use:

Folded Corners
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Radio Windmill
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Ribbon Star
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Goshen Star
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Weathervane
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And there are so many more. Check out the Boom swap threads on the board if you want to see more great 12" blocks. Boom 18 is the current one.