Hippo roller

The WaterWheel Makes Clean Water Cheaper, Easier To Carry

The Hippo Roller has made life easier for thousands of water-starved people--but it's very expensive. The WaterWheel--designed to solve the water crisis in India--is the next generation of wheeled water carriers.READ»

Balancing Tradeoffs: The Evolution of the Hippo Roller

Project H's designers faced a tough decision when redesigning a water transportation device--sustainability or social impact?READ»

• Designers Accord Case Studies