Place dry pine cones on a foil-covered baking sheet in a single layer. Bake in a pre-heated oven at 200 degrees for about minutes. Spray them with a little acrylic sealer to give them a little sheen and to give strength since pine cones are fragile.
GLITTER PINE CONE ORNAMENTS (Miss Renaissance).did these when I was a kid. Easy and fun craft for kids and adults. Spray the pine cone white, green, silver or gold and while wet, sprinkle glitter colors of your choice!