Yes i can but the question is if it's a good idea

Be sure to read the warning here:

http://wiki.maemo.org/Extras-devel

After you've read that and still want to install the game..

You have to enable the extras-devel repository to find the game. You can read here how:

http://wiki.maemo.org/Extras-devel#H...e_Extras-devel

After enabling, the list of installable apps is refreshed.

Then go to download and do a search for numpty. Click on it to install.

After installing, go to Application manager --> Application catalogs again and disable the extras-devel imediatly.