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Without a Trace?

  • March 25, 2012
  • By KIDS DISCOVER

Children’s fingerprints disappear from surfaces faster than adults’ prints do. That’s because the makeup of the lipids (fats) in sebum, an oil found in skin, is different in kids than in adults.

About the author

Kids Discover For over 25 years, we’ve been creating beautifully crafted nonfiction products for kids. With a specialty in science and social studies, our team of talented writers, award-winning designers and illustrators, and subject-experts from leading institutions is committed to a single mission: to get children excited about reading and learning.