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Helder Helder-eng
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Santa Luzia, Minas Gerais, Brazil
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Challenges
by American-Made Challenges
596
Lithium-Ion Battery Recycling Prize
Identify innovative solutions for collecting, sorting, storing, and transporting spent lithium-ion batteries.
by NREL Prize Administrator
2.5K
Solar District Cup
Class of 2023-2024: Challenging multidisciplinary student teams to design and model solar-plus-storage systems for a campus or district.
by IntakeX
415
What's In My Food!? Challenge
Creating a healthier world by quantifying the benefits and harm of every bite of food you take.
by Nemo Aristos
361
Holy Grail Challenge
Holy Grail "a cup that overflows" 1 Billion+ Portable Personal Air to Water machines rolled out in 10 - 25 years
by Simply Music
266
Simply Music Pianoˣ Challenge
The Simply Music Pianoˣ Challenge aims to create VR glasses that allow you to view and play a virtual display of a piano keyboard.
by American-Made Challenges
1.4K
Solar Desalination Round 2
Develop systems that use low-cost solar-thermal energy to help clean water produced by oil & gas extraction & other industrial activities.
by American-Made Challenges
1.1K
Solar Desalination
Expand the utilization of non-traditional sources of water, ensure water security in the U.S. and improve the resilience of infrastructure.
by Canadian Health and Fitness Institute
165
The Healthy Selfie Challenge
Let's Get Canadians Moving Again! We are on a mission to make Canada the FITTEST nation on earth by 2030.
by UpGyres
663
PLASTIKA REPARABILIS CHALLENGE
ALL types of plastic in ONE bin everywhere on the PLANET Connection of local solutions on a global scale
by Edmonton Police Foundation
666
Preventing Liquor Store Thefts and Robberies
Devise a solution that can help reduce thefts and robberies in liquor stores, but with minimal impact on revenue loss and client experience.
Brands
American-Made Challenges
Edmonton Police Foundation
Rio Tinto
Simply Music
IntakeX
Alcanna
UpGyres
Canadian Health and Fitness Institute
Awards