The find includes lessons on pilgrims, math and music
FOUND: Ghostly 100-Year-Old Chalkboard Drawings - Atlas Obscura
Erica Donnis (@erica_donnis) / X
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old classroom chalkboards uncover 100 year old drawings
FOUND: Ghostly 100-Year-Old Chalkboard Drawings - Atlas Obscura
Elementary Classroom Chalkboard
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