It is a very cool propeller.You can use it in your glider also.It definitely works.You can test it.................................! I've shown its workin
Learn more / En savoir plus / Mehr erfahren:
https://gustmees.wordpress.com/?s=makered
http://www.scoop.it/t/21st-century-learning-and-teaching/?tag=Ideas+for+makerspaces
Learn more / En savoir plus / Mehr erfahren:
https://gustmees.wordpress.com/?s=makered
http://www.scoop.it/t/21st-century-learning-and-teaching/?tag=Ideas+for+makerspaces