Have you ever looked really closely at your fingertips and noticed that they're covered in little bumps and ridges? Those are your fingerprints, a unique part of your body that helps make you... you! ---------- Love SciShow Kids and want to help support it? Become a patron on Patreon: https://www.patreon.com/scishowkids ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow SOURCES: https://pbskids.org/zoom/printables/activities/pdfs/fingerprints.pdf https://www.nsta.org/sciencematters/docs/Shippensburg-FingerPrinting2.pdf