Vote now: Which wild 3-D idea would you fund?

This poll is closed. Come back Friday to view the results.

CreoPop: 3–D pen with "cool" ink

• Allows user to create 3–D printed objects.
• No hot parts or melting plastics; uses UV light.
  
• Offers a variety of ink—from body to electrical conductive ink.
• Has raised more than $172,481, surpassing a $40,000 goal on Indiegogo.
  

OwnPhones: Wireless 3–D printed headphones

• Custom-fitted, printed earbuds.
• Users scan ears via smartphone app and send to OwnPhones for printing.
• Bluetooth-enabled for wireless use.
• Has raised more than $532,171, surpassing a $250,000 goal on Kickstarter.