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blackboard

A blackboard (also known as a chalkboard) is a reusable writing surface on which text or drawings are made with sticks of calcium sulfate or calcium carbonate, known, when used for this purpose, as chalk. Blackboards were originally made of smooth, thin sheets of black or dark grey slate stone.
Interior design - Lorem ipsum dolor sit amet
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Interior design

Added year ago by Ayla

56

End of the world - name, bench, fence, tree
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End of the world

Added year ago by wieslawa

121 2

elettronica - prova a ricomporre questo insieme di strumenti elettrici
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elettronica

Added over a year ago by Mario

34

ciclo dell'acqua - immagine del ciclo dell'acqua da 16 pezzi da ricomporre ad uso dei bambini di scuola dell'
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ciclo dell'acqua

Added over a year ago by stefania

232

ciclo dell'acqua - ciclo dell'acqua dal mare al cielo per bambini
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ciclo dell'acqua

Added over a year ago by stefania

159