The Maya poured the chocolate drink back and forth between two containers so that the liquid had a layer of bubbles,or foam.

VOA: special.2010.02.17

Rebecca Skloot tells this complex story by going back and forth between subjects and time periods.

VOA: special.2010.07.21

Guitarist Jason Mozersky worked part-time driving bands back and forth to a performance center in Texas.

VOA: special.2009.05.08

Or,he or she can place the hot glass on a metal table called a marver to shape the form by rolling it back and forth.

VOA: special.2009.09.16

The jack fish inside these tall tanks swim back and forth quickly.

VOA: special.2009.09.18

The story moves back and forth in time, from different viewpoints.

VOA: special.2010.12.31

One of the hands keeps a flat hand shape and it just kind of lightly moves back and forth as if it were a flickering image on a screen."

VOA: special.2011.04.13

So there was bigger meal. There was a girlfriend involved, sometimes invited over to our house as well for the meal, and part of the family, and cards back and forth.

VOA: special.2010.02.08

"If you see a number of scores on a hundred point scale on the 40,50,60 range that suggests that people are moving back and forth.

VOA: standard.2010.02.25

Right at the entry to the market, dozens of tourists crowd around its most famous attraction: a fish stand where the workers throw a salmon back and forth several meters over shoppers' heads.

VOA: standard.2010.07.14

and Mexican officials. Every day, thousands of people on foot and in vehicles go back and forth across the border here, and millions of dollars worth of products cross the line in trucks and railroad cars.

VOA: standard.2009.04.30

"Children need the interactive back-and-forth.

VOA: standard.2010.05.05