The robots had to pick up large balls and throw them into the trailers of opposing robots.

VOA: special.2009.04.24

It fires balls that burst and release a chili solution when they hit the elephant's skin.

VOA: special.2010.07.27

The events of the day were followed by celebrations at ten official balls throughout Washington.

VOA: special.2009.01.24

But inaugural balls are supposed to be a time to dance and have fun.

VOA: special.2009.01.19

People will also attend many other parties and unofficial balls around the Washington area.

VOA: special.2009.01.19

The Obamas can also play tennis on a court on the South Lawn, hit a few golf balls on the putting greens or run around the jogging track.

VOA: special.2009.05.08

When Shepard did hit the golf balls, they traveled "for miles and miles," as he reported, because the gravity on the moon is one-sixth of the gravity on Earth.

VOA: special.2011.05.15

Chris Wojciechowski is really cool." is a professional golfer, but he doesn't play the game with balls and clubs.

VOA: standard.2010.08.03

Another source of concern: the discovery of 20 tar balls off Key West,Florida on Monday.

VOA: standard.2010.05.18

In the U.S., some toys,like small rubber balls, must carry warning labels.

VOA: standard.2010.02.23

And,he said, tar balls are less toxic.

VOA: standard.2010.05.26

Dr.Smith compares those balls to gum balls.

VOA: standard.2010.02.23

But the sight of workers wearing white protective suits and gloves hauling in tons of oil-contaminated waste - including bags of sandy tar balls, vegetation,used oil booms, rags and other clean-up supplies - has caused alarm among some Gulf coast communities.

VOA: standard.2010.08.05