RUSH FOR THE GOLD... OR THE GOLD RUSH??

To begin with, what is the difference between these two expressions?

Although we have the Olympic Games in London this summer, I don't mean that. Two groups of extremely brave students and two super-teachers have been preparing their projects for EL PAIS newspaper. Today is the deadline and we hope they'll manage to reach their goal. Good luck!  YOU CAN



Here you have got the link where you can have a look at the two newspapers.