my 5 distro's of all time
check them out for more info on each distro who may be moving to linux for the very first time
for zorin os
http://zorin-os.com/
for ubuntu/xubuntu/lubuntu/kubuntu or edubuntu
http://www.ubuntu.com/
http://www.kubuntu.org/
http://xubuntu.org/
http://edubuntu.org/
http://lubuntu.net/
for linuxmint
http://linuxmint.com/
for jolicloud
http://www.jolicloud.com/
for peppermint os
http://peppermintos.com/