FLOR modular rug tiles. They are amazing! So many choices to create your own design, and very easy to clean if you own a pet or have kids.
A great safety solution for floors; Foam hardwood flooring: For a play area for the kids without having to lose the affect of the existing hardwood flooring already installed. Simply put it on top of the existing floors, and when the kids are bigger, remove it. Also used as an option to cover floor areas for Seniors at risk of falling. Match your existing hardwood. Get safety without compromising the look of your home. #safetyflooring
Screened porch: 5/8 inch Soft Tiles - Interlocking Foam Floor Tiles protect & cover floors in rentals from the kids & all their crafts & toys on the floor.
Kids playroom floor.
modular carpet tiles (Heaven Sent, $14 each; flor.com), which are relatively inexpensive and durable. If a truly disastrous spill leaves a stain, you can replace the individual tile, not the whole rug.
Unfinished basement flooring for kids...
DIY PLYWOOD PLANKED FLOORS
Sensory: Use soft foam tiles for a sensory room/area floor! The faux-wood can be more calming than loud colors and is also more "adult-looking" for a sensory room teens and adults will be using. http://www.foamtiles.com/tiles/38-soft-wood-tiles.html