Try
www.quiltville.com,
www.quilterscache.com,
www.allpeoplequilt.com,
www.quiltmaker.com,
www.fatcatpatterns.com, the list goes on! Lots out there.
You could do scrappy pineapple blocks, 4-patch and 9-patch blocks, even crumb blocks with your smallest pieces.
Happy stitching!