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143 ideas
143 final ideas
39 final ideas
39 final ideas
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Ideas

During our Ideas phase we collected exciting innovations that address the challenge question. Join our current phase to continue to collaborate.


143 contributions

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Girls frequently drop out of school because of poor sanitation facilities. This is a campaign that brings access to "safe" toilets in school

Girls frequently drop out of school because of poor sanitation facilities. This is a campaign that brings access to "safe" toilets in school

Photo of Jinal Sanghavi
2 2

An intermittent automatic motion sensor for water delivery systems that turns water on when item is under it, off when item is not under it.

An intermittent automatic motion sensor for water delivery systems that turns water on when item is under it, off when item is not under it.

Photo of Annette
2 1

Solar stills offer a very simple, cheap and mobile solution that generates fresh water out of salt water, on the base of condensation.

Solar stills offer a very simple, cheap and mobile solution that generates fresh water out of salt water, on the base of condensation.

Photo of Christopher
2 1

Giving voice, and providing directions, for urbanites who need to pee (& and poop, & change their menstrual pads).

Giving voice, and providing directions, for urbanites who need to pee (& and poop, & change their menstrual pads).

Photo of Zachary Burt
2 0

Our aim is to implement a self sustaining system that utilises the value of human waste to support removal of waste from urban slums.

Our aim is to implement a self sustaining system that utilises the value of human waste to support removal of waste from urban slums.

Photo of Sarah Marzana
1 3