Bring 6 cups water to a boil in a sauce pan.
Marble paper with liquid starch.
Place the paper painted side facing down onto the surface of the water in the tub to remove the starch.
Remove the paper from the water bath and place it painted side facing up on newspaper to dry.
Then lower your paper into the starch with the alum treated side down.
See recipe to make homemade liquid starch above how to water marble with acrylic paint.
We made our own starchy medium with cornstarch and it was only partially effective but apparently you can use liquid starch to marble paper easily as the starch keeps the paint near the surface.
To marble paper start by mixing alum and warm water and wiping the solution over your sheet of paper with a sponge.
For best results allow the marble paper to dry overnight.
You can also switch out the water and use the liquid starch instead.
4 how to marble paper with liquid starch.
Corn starch in 1 2 cup cold water.
Make a double recipe of liquid starch by dissolving 4 tbs.
Let the paper dry overnight or speed drying with a blow dryer.
In one tray mix a starch bath with 4 cups liquid starch and 1 tsp.
This is a marbling technique for kids that i ve always wanted to try and sorta did and sorta didn t.
Liquid starch is a much more dense liquid and will often allow for the paint to sit at the top allowing for you to dip an item into it for marbling.
Next pour liquid starch into a tray and add drops of paint to the starch to create your design.
Hold the paper over the starch while the excess drips off.