I concur with quilts4charity. I like to use a pressing cloth over the fusible to keep it from getting too hot. Here is a picture of one I did. I love this lay out![ATTACH=CONFIG]553170[/ATTACH][ATTACH=CONFIG]553171[/ATTACH]
The blocks don't need to be the same, just the width of the 'shadow' on two sides need to be the same. Having a lighter sashing helps them look like they are floating. Feel free to PM me if you need more info.