Freeware Puzzle Games

What addictive games are there like crack attack?

My Dad plays crack attack a lot and I was wondering if anyone knew a game like it that was simple, addictive and challenging that he could get into.

Public Comments

1. Tetris!
2. puzzle fighter for the xbox live arcade its tetris but depending what move u do, ur character does a different combo and attacks the enemy its fucking awesome but i think u can get it for the gba somewhere dont ask where just look it up u lazy bum