Dartmouth Humanitarian Engineering (DHE) - Kevin Francfort '15 tries out the water-pump seesaw at ProSynergy's Huancaho Yachaywasi. | Facebook
![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
![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)