If the challenge is too easy we don't learn, but too hard and we're likely to give up.
But here is what she could do to actually help America's students.
House Democrats can and should expose Trump's failed North Korea policy by questioning Mike Pompeo, John Bolton and Pentagon and intelligence agency officials on national TV.
Pyongyang had been hoping for a reduction of sanctions after the summit.
The company found the security failure during a review in January.
"Maybe these guys just went over there to eat," the comedian mused.
The advisory warned residents not to swim, fish or boat in the affected area.
A Frontier Airlines flight was forced to make an emergency landing Friday after passengers began screaming and signaling to the pilot that the engine cover was breaking apart from the plane.
Reports shows how the wall designs will need to undergo significant improvements before any construction plans can be implemented.
After dozens of people were killed in the collapse, Italy's deputy prime minister seemed to point the finger at "external constraints."
At least 22 people were killed when a highway bridge in Genoa came tumbling down, Italy's transport minister said.
Why doctors think you should eat less meat.
"The Air Force has launched a review of how the Service handled the criminal records of former Airman Devin P. Kelley following his 2012 domestic violence conviction," the Air Force said in its statement.
The Speaker of the House's "zero legislative successes" have put his party at risk, say Democrats.
While Trump's lies cost all of us, even he can't escape the damage he's doing.
The president's inaction helped create the disaster unfolding today.
The missile was believed to be of intermediate range and was launched from the city of Kusong.