1. How Portal 2 Developers Became The Best 6th Grade Physics Teachers Ever [2]
Fast Company
Your mother was wrong, games are good for your brain!

2. An App That Turns Any Surface Into An iPhone Keyboard [3]
Co.Design
This almost functional app allows you to make an external keyboard out of almost anything.

3. The One Career Mistake That'll Set You Back $500,000 [4]
Fast Company
Never fail to negotiate. It will cost you dearly.

4. The Top 10 Smartest European Cities [5]
Co.Exist
These cities are leading the charge toward carbon neutrality and sustainable living.

5. The Aha! Moments That Made Paul Graham's Y Combinator Possible [6]
Fast Company
The story behind one of the most successful incubators of all time, Y Combinator.

6. Rebranding Every Team In The NFL [7]
Co.Design
Matt McInerney's controversial NFL logo redesigns. He will probably not be getting the NFL contract.

7. The 20-Minute Exercise To Eradicate Negative Thinking [8]
Fast Company
Self honesty, introspection, and these simple exercises can liberate you from negative thoughts.

8. The Employee-Motivation Checklist [9]
Fast Company
These intuitive management tips will ensure that your team is in top shape.

9. Snappy Posters That Poke Fun At Clients From Hell [10]
Co.Design
Check out these posters (derived from crazy client quotes) the next time your clients utter something absurd. It sure beats hitting your head on your desk.

10. Fantasy Deathmatch: “Game Of Thrones” Vs. “Lord of the Rings” As Decided By George R.R. Martin [11]
Co.Create
Who would win in a fight between Westeros and Middle Earth? George R.R. Martin shares his thoughts on some epic matchups. Jamie Lannister over Aragorn? I think not...

Check out our favorite stories from around the web this week.

1. Her Idea: An Illustrated Allegory about Procrastination and the Creative Process [12]
Brain Pickings
Imaginative illustrations tell the all too familiar story of creative procrastination.

2. Reimagining Buildings Of The Past With The Materials Of The Future [13]
PopSci
Architectural experts weigh in on how we could improve some of our most famous buildings.

3. Watch Mitt Romney's Facebook Fan Count Drop Every Time You Hit "Refresh" [14]
Slate
Feeling sadistic? Watch Mitt Romney fade into obscurity on Facebook.

Catch up on other stories and never miss a beat by signing up for Fast Company daily and weekly newsletters [15].