Who Stole the Birthday Cake?

Kids, look closely at your fingertips. You'll see lots of tiny lines, which are called fingerprints.
Everyone's fingerprints are unique, even twins have different patterns. Fingerprints are used in many ways, like unlocking phones, logging into tablets, and home's smart locks. Police also use them to find and catch bad people. Where else are fingerprints used? Keep an eye out in your daily life!