TOOLS
By VICTOR ALFONSO MUÑOZ https://viktormunozc.wixsite.com/misitio-1 By MARITZA LOPEZ CASTILLO https://materialsdesigns7.blogspot.com.co/2018/03/the-blog.html By JHON RUIZ LEON http://prezi.com/xkzhk7hxph3e/?utm_campaign=share&utm_medium=copy By DUVAN FELIPE ESCOBAR https://www.powtoon.com/online-presentation/bTCWR9CaM9p/?mode=movie#/