\u00a9 2021 wikiHow, Inc. All rights reserved. You will need to know the right way of preparing, blending and eventually painting with tempera. This image may not be used by other entities without the express written consent of wikiHow, Inc.
\u00a9 2021 wikiHow, Inc. All rights reserved. Warning: Always read the manufacturer’s instructions before you begin using this kind of product. Tempera paint is a great option thanks to the thicker texture and bold colors that show up consistently on a variety of surfaces. Use a clean portion of the cloth each time to ensure you are not spreading the stain further. Due to its ability to reactivate with water, if your tempera painted rock were to ever get wet, the paint will be able to rub off onto other things. Now the question is, how do I soften the hard and stubborn paint stains from the glass? This image may not be used by other entities without the express written consent of wikiHow, Inc.