Take a yellow motor rotations block and store Measure->Rotations in a variable. Travel until sensing a color Measure->Rotations again, and subtract the value you stored in a variable earlier. -or- Take the yellow motor rotations block and reset it Travel until sensing a color Measure->Rotations On Mon, Nov 3, 2014 at 6:16 AM, Ralph Grove <[log in to unmask]> wrote: > Hi All, > > The team wants to know how many wheel rotations the robot traveled before > it senses a > color. Any ideas on how this is done in EV3 software ? > > Regards, > Chinni. > > -- To UNSUBSCRIBE or CHANGE your settings, please visit > https://listserv.jmu.edu/archives/vadcfll-l.html and select "Join or > leave the list". > > -- VADCFLL administrative announcements are sent via > VADCFLL-ANNOUNCEMENTS-L. Visit https://listserv.jmu.edu/archives/vadcfll- > ANNOUNCEMENTS-l.html to subscribe. > -- To UNSUBSCRIBE or CHANGE your settings, please visit https://listserv.jmu.edu/archives/vadcfll-l.html and select "Join or leave the list". -- VADCFLL administrative announcements are sent via VADCFLL-ANNOUNCEMENTS-L. Visit https://listserv.jmu.edu/archives/vadcfll-ANNOUNCEMENTS-l.html to subscribe.