Yanko Design - OasiSaw is an innovative water pump system that utilizes human play to extract ground water. The iconic seesaw design harnesses energy created during play to not only pump, but
![Pump See-saw with valve assembly and two way distribution | Order No. 5.27026| Richter Spielgeräte GmbH Pump See-saw with valve assembly and two way distribution | Order No. 5.27026| Richter Spielgeräte GmbH](https://live-1c32e.kxcdn.com/fileadmin/_processed_/8/5/csm_47-dsc-3383_cfa2a48f9e.jpg)
Pump See-saw with valve assembly and two way distribution | Order No. 5.27026| Richter Spielgeräte GmbH
![Indian teachers design ingenious seesaw hand-pump for schoolkids to pump water safely - Buy, Sell or Upload Video Content with Newsflare Indian teachers design ingenious seesaw hand-pump for schoolkids to pump water safely - Buy, Sell or Upload Video Content with Newsflare](https://d1muy2ct2wkbaz.cloudfront.net/video/303000/302500/580x325/2.jpg)
Indian teachers design ingenious seesaw hand-pump for schoolkids to pump water safely - Buy, Sell or Upload Video Content with Newsflare
![A Seesaw for All Seasons: a DIY Water-Powered Seesaw With a Sliding Penguin : 8 Steps (with Pictures) - Instructables A Seesaw for All Seasons: a DIY Water-Powered Seesaw With a Sliding Penguin : 8 Steps (with Pictures) - Instructables](https://content.instructables.com/FAP/0P56/LAQSUTWA/FAP0P56LAQSUTWA.jpg?auto=webp)