Clipgenerator is a site that allows you to quickly, easily, and for free, create online videos. You can use photos, text and musics to create video clips. The site has automated animations and film clips that you can use. It only takes three steps to make the videos.
BigHugeLabs provides a great way to make posters and trading cards easily. Best of all, using the free education-specific login students won't see any advertisements. It's good for younger kids or an older kid who wants to put together a presentation fairly quickly.