Projects & Hobbies.
5. Use as a Paint Palette. Egg cartons are a an easy, cheap substitute for a paint palette.
6. Start Seedlings. Egg cartons are the perfect size for starting seeds
7. Have on Hand When You’re Building Something. Taking apart a computer or building a piece of furniture? Have an egg carton on hand so you can organize all the little pieces. Hey, it beats getting all the way to the end only to realize you’re short one nail!
See Also: 16 Ways to Use Spinach (Slideshow)