Cut out 35-6"x6" squares of various fabrics. (I did 6 ea. of 5 different fabrics), and 35-5"x5" squares of muslin.
With right sides out, pin each square of fabric to a square of muslin-corners matching. Fold the extra fabric on each side into a tuck and pin.
Topstich each square 1/2" from edge.
Seam everything together
Sew on borders
Cut a small slit (less than 1") in the back of each sqaure (through the muslin only, stuff with poly fill, and stitch the opening closed.