100 Million Mask Challenge
Community Face Mask Challenges 2.0 - University of Wollongong - UOW
Face Masks for All: Million Mask Challenge Group Provides Invaluable Service during the Pandemic
Humidity: the face mask challenge — Lash Lovers
Innovative face masks and medical-grade gowns to combat Covid-19 and future pandemics | MIT News | Massachusetts Institute of Technology
Medical Countermeasures | USA Public Health Security
Virtual Mask Contest – extended until May 22nd! – Village of Hazelcrest
ReadiMask – ReadiMask
KITE | KITE Mask Challenge
Medical Countermeasures | USA Public Health Security
Million Mask Challenge: how you can help complete the challenge | KOKH
Face Masks and Hearing Loss: Challenges and Solutions - Hebert Dental
100 Million Mask Challenge | 100 Million Masks
DRIVe
World Environment Day 2019 - Mask Challenge - YouTube
Design Challenge #002 - full-face mask | Autodesk Community Gallery
World Environment Day is June 5. Have you taken the Mask Challenge? | Climate & Clean Air Coalition
DRIVe
Mermaid Parade Organizers Launch Mask Design Contest
Washington Mask Challenge Sanitation Guidelines — Lieutenant Governor Denny Heck
Community Mask Challenge by Community First Health Plans - San Antonio Food Bank
Mask On, Mask Off Challenge! - Mahowald Insurance
Ugly Mask Contest! | Rotary Club of South Burlington
100 Million Mask Challenge lights up Times Square | AHA News
