For overnight flights. Instead of avoiding falling asleep on the person next to you, help to prop each other up!
A small box placed on a busy street. Occasionally the box begins sending out distress signals only to be calmed when two passerbys stand and hold it for 5 minutes.Prototype
Free to use umbrellas that can only be held open by two individuals.
A device that incentives a group of people to breathe deeply in unison.
Backpack brewing station that lets others make you a cup of tea!