Contact us at [url=mailto:ptierneyfife@edc.org]ptierneyfife@edc.org[/url] if this resource should be updated, or with questions or suggestions. We appreciate your help maintaining the quality of this resource.[br][br]See the [url=https://www.geogebra.org/m/ecwjadmx]Color Tiles (10 colors)[/url] app, which is made so the tiles can overlap and do not have borders. The colors include dark and light shades.[br][br]Thank you to [url=https://www.geogebra.org/u/dhabecker]Duane Habecker[/url], who created [url=https://www.geogebra.org/m/adgkzVZs]Color Tiles v2[/url] (from which this is adapted).