From Ubuntu Terminal screen (Applications > Accessories > Terminal), type:
taufanlubis@toshiba:~$ sudo apt-get install bugsquish
Reading package lists… Done
Building dependency tree
Reading state information… Done
The following NEW packages will be installed:
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 636kB of archives.
After unpacking 1143kB of additional disk space will be used.
Get:1 http://archive.ubuntu.com gutsy/universe bugsquish 0.0.6-5 [636kB]
Fetched 636kB in 6s (100kB/s)
Selecting previously deselected package bugsquish.
(Reading database … 162261 files and directories currently installed.)
Unpacking bugsquish (from …/bugsquish_0.0.6-5_i386.deb) …
Setting up bugsquish (0.0.6-5) …
How to play?
Open Applications > Games > Bug Squish
Moving: mouse pointer
Smash the bug: Left Button Mouse
On the top left screen is your blood (1-10).
You have to smash the mosquito as fast as you can. Once it lands on your hand it will sucks your blood directly.
Your hand then will gradually change.
You lose when your blood is finish.