This is an interesting idea. The problem is it seems like kids would need a premium account, that won't work. It looks like I can share without a premium account from the desk top version...
Measure your ear, your foot and your height. Submit your measurements online and discover how they compare to other animals, including an armadillo, jackrabbit, tiger, gorilla, grizzly bear and giraffe. Where are you in the size lineup?
Try Jing for a free and simple way to start sharing images and short videos of your computer screen. Whether for work, home, or play, Jing gives you the ability to add basic visual elements to your captures and share them fast.