Try PowToon to create fun online training presentations.

Go to http://www.powtoon.com and sign up for a free account. You can add text, images and animated GIFs to build up your presentation, which can be created as a video or slides. On the free version you can only export the video to YouTube, downloading as a video file is a premium feature.

sample_img2[1]

 (Image from www.powtoon.com)