Chalk writing on the blackboard: Listen & Download Chalk writing on the blackboard .mp3 Error! Change your browser, please! ⇓ Download Putting on the ballpoint pen ⚠ Stamp, Plastic seal ⚠ Eraser ⚠ Crunching paper rustling ⚠ Hole puncher ⚠ Manual pencil sharpener ⚠ Scripture with ballpoint pen ⚠ Put the ballpoint pen on the table ⚠ Click on the calculator buttons ⚠ Throw a pencil ⚠ Pencil writing on paper ⚠ Put ballpoint pen on paper ⚠ ★★★★★