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| blackboard; chalkboard; slate | |||
| whiteboard (Software that allows multiple users across a network to work together on a document that is simultaneously displayed on all the users' screens as though they are gathered around a physical whiteboard) | |||
| shale | |||
| slate board | |||
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| chalkboards; slates for writing | |||
| pizarra: 56 phrases in 17 subjects |