Astroboa is a computer program platform such as Windows 7, designed specifically for finding open content. It can be used from general education to business uses.
These students in schools with mobile devicesin California have hacked the security on the devices and using them for "non-schoolwork" purposes: listening to music, checking Facebook, surfing the web. This is one negative aspect of mobile devices in the classroom.
Joomla is a website resource to make free websites to the public using images and ideas collected in their database. They also have a content management system that keeps track of the content on your website.