Chalk writing on the blackboard: Listen & Download Chalk writing on the blackboard .mp3 Error! Change your browser, please! ⇓ Download Take out a pencil from the pile. ⚠ Pen Writing, Ink Dipping ⚠ Pen writing ⚠ Remove eraser by hand ⚠ Stapler ⚠ Eraser ⚠ Pressing a button on a ballpoint pen ⚠ Scripture with ballpoint pen ⚠ Pressing a button on a ballpoint pen (on a ⚠ Apply tape to tape ⚠ Stamp, Plastic seal ⚠ Put the cap on the marker ⚠ ★★★★★