161K views · 1.3K reactions | How do post-it notes work? 樂 Post-it notes work due to a unique adhesive made of tiny, pressure-sensitive acrylic microspheres that stick to surfaces but can be removed without leaving a residue. The spacing between the spheres prevents a permanent bond, allowing them to be stuck and re-stuck multiple times. #science #physics #engineering #office #workfromhome #wfh | Learning with Lyrics | Facebook