You only need a sewing machine, a sheet of fabric, ingenuity, time and some patterns to pick from.
Summer Sewing ~ Simple Machine Applique from Sew, Mama, Sew!
Sewing machine applique is easy and fun. I've demonstrated 5 simple beginner techniques to get you started.
Easy embroidery tutorial: side snap shirt, fabric for applique, Heat n Bond LITE, thread, image to applique
Sewing appliqué tutorial and tips
FREE tutorial - from photo - applique art little button diaries 19