Don't have an account yet ?

Active Challenges

These are the problems currently open for your solutions. The descriptions on this page are only problem summaries. Click on "Read More..." to declare your interest in solving it. After you've signed a problem's non-disclosure agreement, you'll be given access to its full description and can begin working out a solution. Once you've declared an interest, you will automatically receive Seeker updates to the problem.

Treatment of olfactory nuisances

$ 30 000
Submission Deadline:
Monday, 14 August, 2017
Selection Deadline:
Monday, 12 February, 2018

Smart Trays

€ 4 000
Submission Deadline:
Saturday, 10 June, 2017
Selection Deadline:
Monday, 10 July, 2017

For the separation of inorganic and organic matters

€ 7 500
Submission Deadline:
Sunday, 6 August, 2017
Selection Deadline:
Wednesday, 1 November, 2017