Unless you could argue that the virtual chalkboard is one? fdr.    From Wordnik.com.  [C-Ville Weekly on cvillenews.com at cvillenews.com] Reference

So imagine your favorite die in chalkboard vinyl for your wall.    From Wordnik.com.  [Archive 2009-12-01] Reference

He hung the little chalkboard from the door and shut it, locking the doors tight.    From Wordnik.com.  [Hunger Moon: Chapter Eleven] Reference

A match made in chalkboard heaven, which is how these two unimposing teams made it here.    From Wordnik.com.  [USATODAY.com] Reference

As they leave for the runway, a chalkboard is visible on which someone has written "TMV.".    From Wordnik.com.  [Una LaMarche: Project Runway Episode 10 Recap: The Fabric of Their Lives] Reference

The chalkboard is a way for everyday people to have a voice, even if it is a small voice.    From Wordnik.com.  [The Housing Bubble Blog] Reference

Well, I first typed "chalkboard," but it isn't a chalkboard, though, by golly, I wish it were.    From Wordnik.com.  ["And John McCain either doesn't know who the Prime Minister of Spain is, thinks Spain is a country in Latin America, or possibly both."] Reference

Materials: Photocopies, chalkboard is a plus.    From Wordnik.com.  [Pork or Life « Peace Corps: China] Reference

Fingernails on a chalkboard is more pleasant.    From Wordnik.com.  [Nightmare] Reference

There will be daily "chalkboard" specials as well.    From Wordnik.com.  [Eater LA] Reference

Try searching for "chalkboard" instead of blackboard.    From Wordnik.com.  [Wired Campus] Reference

But something happened on the way to the chalkboard.    From Wordnik.com.  [Elizabeth Warren fuels speculation by dropping Harvard class] Reference

It ` s like hearing fingernails on a chalkboard times 10.    From Wordnik.com.  [CNN Transcript Oct 9, 2008] Reference

On the chalkboard, Croat troops wrote DEATH To YUGOSERBIA!.    From Wordnik.com.  [Vukovar: Now It's Serb City] Reference

It ` s like hearing fingernails on the chalkboard times 10.    From Wordnik.com.  [CNN Transcript Oct 9, 2008] Reference

It's worse than scratching your fingernails on a chalkboard.    From Wordnik.com.  [CNN Transcript Dec 23, 2006] Reference

MOOS: So they put one atop the chalkboard, kept it for 32 years.    From Wordnik.com.  [CNN Transcript Apr 28, 2005] Reference

They're like nails on a chalkboard, or in my case, folding paper.    From Wordnik.com.  [CNN Transcript Oct 8, 2009] Reference

Someone came back and wrote on this chalkboard in Urdu afterwards.    From Wordnik.com.  [CNN Transcript Dec 28, 2005] Reference

It doesn't fit on the chalkboard and the last S and E curve downward.    From Wordnik.com.  [Honeymoon du Jour] Reference

And so, this is a way to make any color of chalkboard paint you want.    From Wordnik.com.  [CNN Transcript May 24, 2008] Reference

Jamal stepped back inside the storage room using the chalkboard as shield.    From Wordnik.com.  [The Impossible Man - Ep. 10: Round 1.] Reference

 He gave out a high pitched shriek, which grated like nails on a chalkboard.    From Wordnik.com.  [The Kiss] Reference

On that chalkboard was the sleeping arrangements of every place on the ranch.    From Wordnik.com.  [CNN Transcript Nov 28, 2003] Reference

SHOWBIZ TONIGHT rolls out the chalkboard for a lesson in celebrity etiquette.    From Wordnik.com.  [CNN Transcript Jun 7, 2007] Reference

At left, a server in front of the chalkboard menu of The Plant's juice and coffee offerings.    From Wordnik.com.  [Lunch at The Plant] Reference

The easels have a chalkboard surface on one side and a whiteboard surface on the other side.    From Wordnik.com.  [Children’s art easels recalled due to high levels of lead] Reference

"I don't care if they have to hang it on a chalkboard and wait for technology later," she said.    From Wordnik.com.  [Once again, delays plague counting of ballots in the District] Reference

  I'd seen Earl sitting up front, answering questions, blocking people's view of the chalkboard.    From Wordnik.com.  [Dump like no other.] Reference

If she wrote it on the chalkboard, it was maybe to explain to a student, that is a very bad word.    From Wordnik.com.  [CNN Transcript Jan 12, 2010] Reference

TOM FOREMAN, CNN CORRESPONDENT: Well, we had to get our chalkboard and our chalk to go through this.    From Wordnik.com.  [CNN Transcript May 29, 2008] Reference

The music of veteran pop singer Cliff Richard apparently is like nails on a chalkboard to hooligans.    From Wordnik.com.  [CNN Transcript Jun 9, 2007] Reference

The white-on-gray "chalkboard paintings" of the 1960s and 1970s might be surer, but they're also colder.    From Wordnik.com.  [Gods Are In The Details] Reference

The great thing is, chalkboard paint usually comes in black, which doesn't always fit in all of our decor.    From Wordnik.com.  [CNN Transcript May 24, 2008] Reference

Four guys sit in a library conference room, passing a bag of Krispy Kremes and taking turns at the chalkboard.    From Wordnik.com.  [Testing, Testing] Reference

But as much as hearing her name is like nails on a chalkboard, we don ` t think she deserves a real punching bag.    From Wordnik.com.  [CNN Transcript Oct 4, 2006] Reference

And so we attend to Mr. Beck's nightly lectures, with his famous chalkboard standing by to lend scholarly gravitas.    From Wordnik.com.  [Glenn Beck and Our 'Stolen' History] Reference