He will replace regular driver Karun Chandhok in Friday's first practice session at the Circuit de Catalunya.
Button, fastest in first practice, is 35 points behind McLaren team-mate Lewis Hamilton, who tops the table.
We were impressed when he drove for us in the first practice sessions in Abu Dhabi and Brazil.
The 25-year-old will take part in the Friday morning first practice sessions at Singapore, Japan, Korea and Brazil.
BBC: Jerome D'Ambrosio & Esteban Gutierrez win F1 test roles
"We were all driving like idiots in that first practice knowing it was probably going to rain, " he said.
James took me to the first practice stand and talked me through his philosophy of shooting clays and birds.
The Bromley By Bow health centre in east London was the first practice Andrew Lansley visited as health secretary.
Raikkonen topped the times in the first practice session on Friday, with Hamilton taking the honours in the second session.
BBC: SPORT | Motorsport | Formula One | Turkish GP qualifying as it happened
Omar Gonzalez of the LA Galaxy is not so fortunate as he injures his ACL during his first practice in Germany.
FORBES: January 2012 Revisited - Transfer Window Opens And Bad Boys In Trouble Again
Showing up for his first practice in jeans and boots, he nearly beat the team's top runner in a five-mile race.
WSJ: Abdi Abdirahman Goes for Gold or Whatever in the London Games
And there's plenty to do, if you ask Smith, who said all the right things after his first practice of rookie minicamp.
Malaysian Fairuz Fauzy will take part in first practice in Hockenheim for Lotus in place of either Jarno Trulli or Heikki Kovalainen.
The Bills acquired his rights soon after, but Merriman never made it past his first practice in Buffalo after aggravating the injury.
Ferrari's Raikkonen set the third fastest time in first practice despite a series of spins and was fourth fastest in the afternoon.
They couldn't even find a puck for their first practice in 1967.
CNN: L.A. Kings lose to Devils, must wait for first Stanley Cup
Hamilton, sliding the McLaren aggressively around Singapore's wall-lined corners, remained top of the list for the majority of first practice, progressively lowering his times.
They ran a spirited Friday first practice session because everyone had seen the weather radar and knew the laps might count if qualifying was cancelled.
Renault's Robert Kubica was fastest in the day's first practice session.
BBC: Lewis Hamilton fastest in Friday Australian GP practice
Di Resta took his first steps in F1 last season when he was signed as Force India's reserve driver, taking part in eight first practice sessions.
McLaren surprised everyone by running with a conventional rear wing in first practice as opposed to a shallower, lower model more suited to Monza's low-downforce track.
Already he has shown signs of early promise, finishing fourth and third fastest respectively on days one and two of the first practice session of 2011 in Valencia.
However, Alonso had other ideas and improved from his seventh place in first practice to finish ahead of Hamilton and set the third fastest time of the day.
Overnight changes to the Yeongam circuit focused on the kerbs, but the track itself was initially almost as dusty as it had been before first practice on Friday.
The McLaren team are determined not to jeopardise Hamilton's title chances by pushing for victory at Interlagos but in first practice the two title rivals were evenly matched.
It's early, but the two quarterbacks considered the front-runners for the starting job didn't exactly impress Wednesday during the Jets' first practice of organized team activities open to the media.
All eyes were on Toro Rosso rookie Jaime Alguersuari at the start of Friday's first practice session as the 19-year-old debutant put in his first tentative laps in an F1 car.
At their first practice in 1967, after the league awarded a franchise to Los Angeles, the team's pucks were "stored under boxes and equipment, and they had no puck, " Miller said.
CNN: L.A. Kings lose to Devils, must wait for first Stanley Cup
Those who hoped the results of first practice, which finished with both Red Bulls the best part of a second clear of the field, might be misleading, were swiftly disabused of the notion.
BBC: Red Bull leave rivals trailing in Hungarian GP practice
Kovalainen's return to F1 coincides with discussions between tire supplier Pirelli and the sport's chief Bernie Ecclestone about the possibility of running young drivers on a new tire compound in first practice to give them vital experience in F1.
应用推荐