Sew Many Ways...: Jumbo Button Wall Decor...Sorry Mom!
Mitzi Made It ... and she used a wood tray ... here she shows how.
Handmade covered buttons tutorial Here's another option for the shank: before gluing the two plastic circles together, drill a center hole in one (maybe even with just a hot needle?), then stick a loop of heavy gauge wire through the hole with the loop on the "outside" and the end pieces "inside". Then glue the two together. Might have to adapt the back felt a bit, but if you wanted something sturdier than a ribbon, it might work.
michele made me: Tutorial: Handmade Covered Buttons without the purchased kit
Cute Button Bracelets ...
Brigitte Herrod Vintage Button Badge Heart Canvas - JANUARY DELIVERY for sale by Brigitte Herrod Vintage Buttons ...
one of 5 ideas for buttons here. i like that you can re-use them later for something else. Try an egg shape or a heart shape.