Chalk And Chalkboards
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✎ Suggest a correctionDiscusses the physical properties of chalk and chalkboards, showing what they are made of and how they are cared for. Explains how the chalkboard may be used as an effective teaching aid.
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- 16mm Filmography (legacy record) — title, creator, format, sound, genre, description, catalog record
- UNT Digital Library — title, year, creator, length, format, color, sound, description
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