It's never easy to get across the magnitude of complex tragedies -- so when Brenda Romero's daughter came home from school asking about slavery, she did what she does for a living -- she designed a game. She describes the surprising effectiveness of this game, and others, in helping the player really understand the story.

Games like World of Warcraft give players the means to save worlds, and incentive to learn the habits of heroes. What if we could harness this gamer power to solve real-world problems? Jane McGonigal says we can, and explains how.

Check out some of these talks on classic games and the benefits of being behind the controller.

Are video games eroding our minds? These TED Talks suggest the opposite -- that video games can improve our brain function, and even help better the world.

In her talk, Ali Carr-Chellman pinpoints three reasons boys are tuning out of school in droves, and lays out her bold plan to re-engage them: bringing their culture into the classroom, with new rules that let boys be boys, and video games that teach as well as entertain.

Inspired by classic city simulation games, Finnish designer Karoliina Korppoo and her fellow game developers at Colossal Order are infusing a venerable gaming genre with fresh perspectives.

If you think social media is powerful, keep an eye on immersive video games, says futurist Noah Raford. As more and more people are drawn into gaming and virtual worlds, the communities they forge are spawning real-world social movements. Raford urges us to recognize what's really going on -- and then harness those forces to build the future we ...

What happens when you get an entire audience to stand up and connect with one another? Chaos, that's what. At least, that's what happened when Jane McGonigal tried to teach TED to play her favorite game. Then again, when the game is "massively multiplayer thumb-wrestling," what else would you expect?

In the multitude of metaverses that exist there are infinite possibilities for inclusivity and creativity. Inviting us to craft our own digital universes, Minecraft's game director Agnes Larsson shares how the experience of building and sharing metaverses can foster dialogue, friendship and trust -- pointing to the meaningful impact virtual worl...

What does it take to be a pro gamer? Esports expert William Collis charts the rise of the multibillion-dollar competitive gaming industry and breaks down three skills needed to master video games like Fortnite, League of Legends and Rocket League. And watch out, Collis says: these skills can set you up for crushing it at work, too.

Cosmin Mihaiu is the former CEO and cofounder of MIRA Rehab, which develops software that engages patients in interactive and therapeutic games, making physical rehabilitation fun.

By coding computer simulations with biologically modeled nervous systems, Torsten Reil and his company NaturalMotion breathe life into the animated characters inhabiting the most eye-poppingly realistic games and movies around.

In a powerful and wide ranging discussion, Congressman Elijah Cummings implores Americans to hold a mirror to ourselves and ask if we like what we have become. He argues that we should throw out the labels that divide us and focus on being Americans, and that it is our duty to leave our democracy in tact for future generations. The video is take...

Computer science began in the '30s ... the 1830s. John Graham-Cumming tells the story of Charles Babbage's mechanical, steam-powered "analytical engine" and how Ada Lovelace, mathematician and daughter of Lord Byron, saw beyond its simple computational abilities to imagine the future of computers.

A full third of the world's population -- 2.6 billion people -- play video games, plugging into massive networks of interaction that have opened up opportunities well beyond entertainment. In a talk about the future of the medium, entrepreneur Herman Narula makes the case for a new understanding of gaming -- one that includes the power to create...

Can playing video games make you more productive? Gabe Zichermann shows how games are making kids better problem-solvers, and will make us better at everything from driving to multi-tasking.

The world is changing rapidly but models of decades-old schooling still influence educational systems in ways that leave students with few reasons to truly excel. Education researcher Caitlin Holman explains how game design principles engineered to keep players motivated can be co-opted to revitalize schools and improve educational outcomes.

If you were the most powerful person in your country, how would you tackle climate change? The UN is rolling out a massive global survey and idea search on climate issues in the form of an online game. In "Mission 1.5," you play head of state and choose the best path for your country to meet the goals of the Paris Agreement -- and help inform re...

When the Museum of Modern Art's senior curator of architecture and design announced the acquisition of 14 video games in 2012, "all hell broke loose." In this far-ranging, entertaining, and deeply insightful talk, Paola Antonelli explains why she's delighted to challenge preconceived ideas about art and galleries, and describes her burning wish ...

How do fast-paced video games affect the brain? Step into the lab with cognitive researcher Daphne Bavelier to hear surprising news about how video games, even action-packed shooter games, can help us learn, focus and, fascinatingly, multitask.

The head of Microsoft's European games division, Peter Molyneux is building an astonishing new "virtual friend" who interacts with you.

Shimpei Takahashi thinks we should forget about analyzing data or sales figures and just come up with ideas -- lots and lots of ideas.

Future forecaster and game designer Jane McGonigal ran a social simulation game in 2008 that had players dealing with the effects of a respiratory pandemic set to happen in the next decade. She wasn't literally predicting the 2020 pandemic -- but she got eerily close. In this episode, McGonigal teaches us how to be futurists and talks about the ...

Shimpei Takahashi always dreamed of designing toys. But when he started work as a toy developer, he found that the pressure to produce squashed his creativity. In this short, funny talk, Takahashi describes how he got his ideas flowing again, and shares a simple word game anyone can play to generate new ideas. (In Japanese with English subtitles.)

In this fun and nerdy talk, ethics professor Christopher Robichaud explains how he worked the key principles of Dungeons & Dragons into an ethics simulation used to train future policymakers at the Harvard Kennedy School of Government.

Björk picks 6 TED Talks that she simply adores, from a mushroom burial suit to a virtual choir of thousands.

Will Wright invented a genre of computer game that involves neither winning nor shooting, yet has generated colossal hits. Among them: SimCity (which earned its publisher $230 million), The Sims, and Spore.

Fascinating, little-known stories about some of the biggest happenings in history.

Virtual reality is no longer part of some distant future, and it's not just for gaming and entertainment anymore. Michael Bodekaer wants to use it to make quality education more accessible. In this refreshing talk, he demos an idea that could revolutionize the way we teach science in schools.

We're bringing gameplay into more aspects of our lives, spending countless hours -- and real money -- exploring virtual worlds for imaginary treasures. Why? As Tom Chatfield shows, games are perfectly tuned to dole out rewards that engage the brain and keep us questing for more.