Making time lapse videos is a wonderfully educational experience and changing how we view the world gives us valuable insight. This Apple and Android app can make stunning time lapse videos with just a few clicks. Set how long between taking each image and leave the app to it. You can even use it for create stop frame animations. You can upload your video directly to YouTube and link to the usual social media sites. There is a 'paid for' version for extra features.
http://ictmagic.wikispaces.com/Video%2C+animation%2C+film+%26+Webcams
A superb time lapse video creator app from Instagram. It uses your device's positioning system to produce a stunningly smooth image and you can change the speed of your videos in post-production. It's a 'must try' tool for both educators and students.