The Consumer Product Safety Commission Wednesday said it has a lawsuit against the maker of the popular magnetic desk toy Buckyballs, as part of its four-year response to product safety issues. The commission asked that the company stop importing and selling Buckyballs.

Some major retailers, including Amazon, Brookstone and Urban Outfitters, have agreed to stop selling these and similar products because of the risks to children who swallow the tiny balls, CPSC spokesman Scott Wolfson said.

Dozens of children have ingested the tiny magnets. Teenagers have also swallowed them when pretending to have lip or nose piercings, Wolfson said.

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