Edubuntu is Ubuntu GNU/Linux customised for schools, containing additional applications for young human beings, administration tools for school management, and a built-in terminal server. Besides the standard software available on the Edubuntu CD, you will also find a world of software in the Edubuntu Universe, an on-line repository containing more than 10GB of community contributed software.
First thing is you need to download Edubuntu Latest version from here
Once you have the .iso image create a CD with this .iso image and boot from this cd once it starts booting from edubuntu linux cd you should see the following screen
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