Click on these websites for useful tips and tricks that will help make your iMovie extraordinary!
http://www.pcadvisor.co.uk/how-to/photo-video/beginners-guide-imovie-for-ipad-3504907/
http://iosguides.net/app-guides/imovie-for-ipad/
http://www.macworld.com/article/1154761/photography/imovieapp11.html