the importance of chalkboard/blackboard is almost entirely historical- they have no significant role in modern education. The chalkboard/blackboard was the first widwly- used tool of ’visual education’ enabling the teacher to provide ang entire class a common visual experience to enchance the vocal experience of a lecture. That function wai largely replaced sequentially by greenboards, white/greaseboards, slide projectors, movie projectors, overhead transparecy projector, tv monitors, tv projector, notebook PCs, smartphones, etc. This, the importante of the chalkboard/blackboard is as the origin of visual education
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the importance of chalkboard/blackboard is almost entirely historical- they have no significant role in modern education. The chalkboard/blackboard was the first widwly- used tool of ’visual education’ enabling the teacher to provide ang entire class a common visual experience to enchance the vocal experience of a lecture. That function wai largely replaced sequentially by greenboards, white/greaseboards, slide projectors, movie projectors, overhead transparecy projector, tv monitors, tv projector, notebook PCs, smartphones, etc. This, the importante of the chalkboard/blackboard is as the origin of visual education