challenge

Give your brain a vitamin boost, and take a fun evaluation of your mental capacity. Work with your favorite personal coach to improve your cerebral agility. Delve into 20 distinct games in five categories (Memory, Visual, Logic, Match, and Focus). How do you cope with the day-to-day craze? Find out with the Daily and Stress Management Test. Keep track of your daily progress and evaluate your level of brain activity in Brain Challenge ?.

I challenge you all to win the PSP. Bring it!

Quoted: Reality All Starz.com :: Do you have what it takes?

click to play

Quoted: The Blasphemy Challenge is an internet-based atheism project started in December of 2006 by the Rational Response Squad and American filmmaker Brian Flemming. The challenge asks Atheists to submit videos to the website YouTube blaspheming the Holy Spirit.

My dad should enjoy this.

Let's get it on!

Quoted: South African magnate Mark Shuttleworth has already conquered space. Now he's set his sights on cyberspace where he hopes to challenge Microsoft.

Calling jeffreystaylor!

You should enter this before you have to go back to school. I think you can do it and win. It's basically a MacGyver challenge to come up with a solution to rescue an overweight man from a noxious and steep sulphur fumarole.