0 a smooth board, usually green, for writing or drawing on with crayon or chalk; blackboard. -- กระดานดำ
Some restaurants such as cafes and small eateries use a large chalkboard to display the entire menu.
Fundraisers by the students and community helped to raise money for the chalkboards and other necessities.
Koltanowski began his tour with a large chalkboard divided by lines into a grid eight squares by eight.
Two-thirds of the wall space in the room were still covered with chalkboards.
The lecture notes were later found, but unfortunately without the photographs of his illustrative chalkboard drawings.
He utilized the chalkboard technique, and later paper animation, with and without pre-printed backgrounds.
On the other hand, she deeply admires his work, and is filled with awe after touching a chalkboard full of his elegant equations.
Lefty communicates with his family by writing messages on a chalkboard.
