The show's creators studied the children they were targeting very carefully to understand how to best keep them entertained -- and learning.

VOA: special.2009.11.27

They will place extra covering around the chest, head and neck of hypothermia victims to keep them warm.

VOA: special.2009.12.30

He asked them to keep in mind that a third group was involved in their dispute: the public.

VOA: special.2010.08.12

In cold weather, many of these young volunteer firefighters wore coats made of the skin of buffalo to keep them warm and dry.

VOA: special.2009.05.17

Students may worry that low grades will keep them out of graduate school or a good job.

VOA: special.2009.03.12

He sent Northern forces to battle the slave-holding Southern states to keep them from leaving the Union.

VOA: special.2009.02.06

One soldier then told him: "You keep fooling around out there amongst them Apaches and the only rock you'll find will be your tombstone!"

VOA: special.2010.02.15

She says she does not want to disappoint herself when she fails to keep them.

VOA: special.2009.12.28

This is because many Americans believe two-dollar bills are lucky, so they keep them.

VOA: special.2010.11.15

But some of them now defend the animals and work to keep them alive.

VOA: special.2009.05.05

He also wants to keep them from owning hedge funds or private equity funds.

VOA: special.2010.01.22

They threatened,beat, and killed blacks to keep them out of politics.

VOA: special.2010.02.18

And she showed them how to keep careful records.

VOA: special.2010.06.16

But the soldiers could not keep them there.

VOA: special.2010.04.08