English-Spanish translations for blackboard

pizarraLa tercera parte de las aulas de África ni siquiera tienen una pizarra. One third of the classrooms in Africa do not even have a blackboard. Muchos habrán visto a niños intentando aprender sentados bajo un árbol sin ni siquiera una pizarra que ayude al profesor. Many of will have seen children trying to learn sitting under a tree with not even a blackboard to assist the teacher.
bordo

A large flat surface, finished with black slate or a similar material, that can be written upon with chalk and subsequently erased; a chalkboard
To use a blackboard to assist in an informal discussion

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