To uninstall tuxpaint just follow these instructions.
/debian/wheezy/main///install/index.html A paint program for young children Debian 7.0 graphics 1:0.9.21-1.1
sudo apt-get remove tuxpaint
Which will remove just the tuxpaint package itself.
sudo apt-get remove --auto-remove tuxpaint
This will remove the tuxpaint package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for tuxpaint then this will work.
sudo apt-get purge tuxpaint
Or similarly, like this tuxpaint
sudo apt-get purge --auto-remove tuxpaint
|Description||A paint program for young children|