黑板 (hēi bǎn): Blackboard (Noun) — Meaning & Stroke Order

The teacher is writing on the blackboard.

He didn't use the blackboard; instead, he directly used the projector to display the content.

The blackboard newspaper at the back of the classroom was carefully designed by the students.

The teacher wrote the important formula in the center of the blackboard to remind the students to pay attention.

Can you help me erase the blackboard? The writing on it is a bit blurry.