How to use iMovie to create slow-motion videos

[iMore.com]

I got a bunch of requests from folks to explain how, exactly, I did those variable speed-up-slow-downs in my iPhone 6 camera video, so this week, we're taking a look at how you can use iMovie for iOS to do just that.
As of iOS 8, iMovie for iOS received a whole bunch of speed controls beyond "sloooooow" and "super super chipmunk fast," and they're really simple to use.

Full story from the iMore Blog...