Meanwhile, the price of the playpen, particularly for particle physics, is still going up.

ECONOMIST: The truth is out there. Maybe

Four centuries of Portuguese influence have thus produced more than a playpen for the debauchees who arrive on the jetfoils from Hong Kong.

CNN: ASIANOW - TIME Asia | Visions of China: Macau

What's more, on average, 26 babies under age 2 are injured every day in a crib, bassinet or playpen in the U.S., according to a study in the journal Pediatrics last month.

WSJ: When a Cuddly Crib Puts the Baby in Danger

That crown is not exactly prominent to those who work at Google because the corporation is also a big playpen for intellectuals where it can be determined, by the government, just what intellectuals would do with the country if they had power.

FORBES: Are Tech Companies Becoming Unofficial Intelligence Agents?

Mostly the puppies amble around a large playpen that looks like a football field, pouncing on squeaky toys or tugging on rope.

CNN: Puppy Bowl Sunday: Survival of the cutest

If your dog walks you instead of vice versa, or if she decides that your bed is her personal playpen, check out the plethora of articles from the Perfect Paws Dog and Cat Behavior and Training Center to help you solve and overcome a wide assortment of common behavior problems.

CNN: Site-Seer: Fetching an obedient dog from the Web

The regional boards overseeing the river levees, once a patronage playpen, have been restructured and professionalised.

ECONOMIST: New Orleans five years after Katrina

The market has a lot of good companies but is also a playpen for pump-and-dump scammers.

FORBES: O-T-C Trading for Experienced Investors

Luisa and Maritza spend almost all of their time in the trailer, on the mattress that completely fills the far end of it and serves as a family bed and playpen.

ECONOMIST: They came to America illegally, for the best of reasons