Fingerprints are everywhere! With the Fingerprint Science Experiment Kit by Slinky, future forensic scientists will find them. Using tested police and FBI methods, they'll find more than fingerprints - they'll find the excitement in science! Fingerprint Science Experiment Kit by Slinky Features: Complete dusting kit 32 classification cards - for developing detective files 16 page instruction book Slinky experiment #163 Ages 8 and up Made in USA