More to explore:
DIY Rug- from kids puzzle foam mat, neat!
DIY mat (from foam play mats for kids)
Painted 'rug' using those foam play mats for kids. Wondering how long it will hold up.
Painted Floor Mat - so much better than the obnoxious colored foam mats for kids
DIY Mat - Made from those hideous rainbow puzzle piece foam mats for kids. So simple but something I never would have thought of.