It's a nifty way for a family long departed from its original source of wealth in the steel business to make pocket money.

FORBES: Old money chasing new

He says he hopes it "will provide young people with a way to share their creations with a wider audience, and maybe to make a little pocket money along the way".

BBC: The Pi Store opens

Some parents said they had been taking time off from work to make the extra commute, paying money out of pocket for cabs before receiving reimbursement from the city, or simply staying home with their children.

WSJ: School Bus Strike Ends