Clone, synchronize, backup. Schedule and forget it. Try it 'til you trust it.
The key to a successful backup plan is to actually do the backups regularly. When left to a human, the task often gets tacked on to the end of a very long list of other things to do. When you eventually have a catastrophe, the data is simply gone.
A single powerful image can form the basis of an excellent lesson, generating a solid half hour of intense, thoughtful discussion and exploration. This article outlines an approach to instructional design that takes advantage of mammoth photo archives.
Inquiry-Based Learning
What will I learn today? You will…
* learn the 5 components of Inquiry-Based Learning.
* plan an inquiry-based lesson with all 5 components.
* use Rubistar to create a scoring guide.