challenges
For Business
Who We Are
Results
search
Get Started
I want to launch a challenge
Connect to talented problem solvers
I want to solve a challenge
Join our community to win prizes
log in
menu
log in
challenges
For Business
Who We Are
Results
share
Follow
Following
Unfollow
Preston Nelson
share
Follow
Following
Unfollow
Harrisburg, Illinois, United States
message
more
Challenges
Following
Activity
Awards
Challenges
Submissions
A+ Solar Modules
Alternative cellular arrangements offer greater photovoltaic production percentages by trapping light and increasing surface area.
read more...
by
Preston Nelson
Following
Activity
Awards