For your consideration

I present Desktop Tower Defense. Not since Swords and Sandals has a game been so addictive.

I got 5000 points on medium, looking for 5000 on hard.

Here are some hints. Just in case.

Games not your thing?

Maybe you like Gilbert and Sullivan:

Addictive Game of the Week

BoomTime is simple and mesmerising. The music and effects are delightful. Highly recommended for a Friday lunch time play.