Whenever the teacher was out of the room, the students loved to write on the blackboard.    From LearnThat.org. 

Coaches who can outline plays on a blackboard are a dime a dozen.    From Wordnik.com.  [The Daily Carrot Principle] Reference

The fingernail on the blackboard is the best way to describe her.    From Wordnik.com.  [Elisabeth Hasselbeck Leaving “The View” Rumors Debunked] Reference

Each dot on the face of the blackboard is a subscriber's connection.    From Wordnik.com.  [Stories of Inventors The Adventures of Inventors and Engineers] Reference

Sitting there in front of the blackboard were a man and a woman of middle age.    From Wordnik.com.  [Blaze]

To the left of the blackboard was the corner in which we had to kneel when naughty.    From Wordnik.com.  [Childhood] Reference

Under the blackboard was a foot-high concrete platform, and we had desks and small benches to sit on.    From Wordnik.com.  [Mao's last dancer]

Behind him is a blackboard, which is later flipped around on its horizontal axis to reveal further scenes.    From Wordnik.com.  [February « 2009 « Squares of Wheat] Reference

Now, 'Lollie' is the real girl, on the card-board is the picture girl, and on the blackboard is the word girl.    From Wordnik.com.  [The Evolution of Dodd] Reference

At the top of the blackboard was the estimated number of bulb sockets in the world: that was the market estimate for the product.    From Wordnik.com.  [The $10 Million Light Bulb - Bits Blog - NYTimes.com] Reference

Of course, to me -- I've never studied physics -- the blackboard was a cool graphic display, reminiscent of a Cy Twombly painting.    From Wordnik.com.  [Inside the UW-Madison Physics Department.] Reference

The main one is on my "blackboard" above my favorite chair.    From Wordnik.com.  [Dru Blood - I believe in the inherent goodness of all beings: To-Do List] Reference

Students of society should look "out the window" not necessarily just to the "blackboard" to find the problems and puzzles to work on.    From Wordnik.com.  [The Austrian Economists:] Reference

A blackboard is a thing which needs explanation: this entirely physical existence has not by itself wherewith to vanquish non-existence.    From Wordnik.com.  [Evolution créatrice. English] Reference

And I don't mean politically correct stupidities like banning the word "blackboard".    From Wordnik.com.  [Nobody Important] Reference

France is, by its natural contrast, a kind of blackboard on which English character draws its own traits in chalk.    From Wordnik.com.  [English Traits (1856)] Reference

A problem in Euclid on this strange "blackboard" of the road.    From Wordnik.com.  [The Book of Missionary Heroes] Reference

"blackboard" style videos are accessible via the internet and hosted on YouTube.    From Wordnik.com.  [Latest news from our site] Reference

"blackboard" that could be accessed from independent but mutually interacting knowledge sources.    From Wordnik.com.  [WN.com - Business News] Reference

She writes the next day's lesson on the blackboard.    From Wordnik.com.  [Campus Rape Victims: A Struggle For Justice] Reference

It's like a blackboard that you write on, Saper says.    From Wordnik.com.  [In Search Of Sleep] Reference

Both have been known to use a blackboard to rationalize a tortured point.    From Wordnik.com.  [Steve Young: The Evidence Is in. Glenn Beck and Michael Scott...Same Person] Reference

For every old blackboard there are now hundreds of new electronic computers.    From Wordnik.com.  [Michael Conniff: Military-Industrial Complex @ 50] Reference

In another, a poster of Cuban revolutionary Jose Marti adorns the blackboard.    From Wordnik.com.  [A Real Test For Vouchers] Reference

It's more complex than usual, with unproved equations all over the blackboard.    From Wordnik.com.  [The States of Play] Reference

Of course, campaigns have a way of erasing easy mathematics from the blackboard.    From Wordnik.com.  [Whose Gut Is It, Anyway?] Reference

At the head of the class, Dr. Tallmadge pointed at the blackboard with a yardstick.    From Wordnik.com.  [Working Without a Net] Reference

Another picture has a teacher writing DECAPITATION for her students on a blackboard.    From Wordnik.com.  [The Strange, Prescient Art Of Marcel Dzama] Reference

The White House happy talk of a "Recovery Summer" grates like nails on a blackboard.    From Wordnik.com.  [Ernest Istook: Government Strangles High-Tech Growth] Reference

He was in the second grade, and a sign on the blackboard read, don't be afraid to ask.    From Wordnik.com.  ['Mommy, I Know You'] Reference

He entered a second-grade classroom and, as a shocked teacher looked on, stabbed three boys at the blackboard.    From Wordnik.com.  [Japan: Death In Second Grade] Reference

A motion "declaring" him their candidate had been chalked on a blackboard and signed by most of the delegates.    From Wordnik.com.  [The Second Coming] Reference

It was like scraping his tongue against a blackboard on which someone had scrawled every equation ever written.    From Wordnik.com.  [Down to Earth] Reference

The university is incapable of ordering blackboard erasers in quantities of more than six without a committee. ''.    From Wordnik.com.  [Perspectives] Reference

By the summer of 1941, Geoffrey had flown 50 missions while the names of comrades were wiped daily from the blackboard.    From Wordnik.com.  [Rewind TV: The Special Relationship; The Road to Coronation Street; First Light; Wellington Bomber] Reference

Then their history teacher pointed to the lesson of the day, written on the blackboard: WHY CHINA CHOSE THE SOCIALIST ROAD.    From Wordnik.com.  [China's Renegade Province] Reference

Yesterday I went to enroll my son in high school and instead of a welcome sign I found a blackboard with the following contents.    From Wordnik.com.  [Yoani Sanchez: Four Centimeters of Tolerance] Reference