Explore
Challenges
For Business
For Startups
Who We Are
Results
Get Started
Launch a challenge
Connect with talented problem solvers
Solve a challenge
Join our community and win prizes
Log In
menu
log in
Explore Challenges
For Business
For Startups
Who We Are
Results
share
Follow
Following
Unfollow
message
Hal Slater
San Diego, California, United States
more
About
Challenges
Following
Activity
Awards
Activity
About
Challenges
Following
Activity
Awards
July 15, 2019, 2:47 p.m. PDT
Solar Prize Round 2
registered for challenge
Feb. 12, 2019, 3:59 p.m. PST
Solar Prize Round 1
replied a new topic to
Impact on Entrepreneurs for Solar Challenge
Feb. 5, 2019, 6:49 p.m. PST
Solar Prize Round 1
replied a new topic to
Impact on Entrepreneurs for Solar Challenge
Oct. 6, 2018, 4:38 p.m. PDT
Solar Prize Round 1
created a new topic to
View our and others submissions?
Sept. 27, 2018, 9:55 a.m. PDT
Solar Prize Round 1
registered for challenge
