Become a science sleuth as you practice the science of fingerprint detection and collection! Collect fingerprints by dusting them with black powder and lifting them with clear stickers. Design a fingerprint file card and take prints from your friends and family. Learn how the FBI classifies fingerprints. And once you have mastered fingerprinting, put your skills to the test by playing a detective game to find and match prints! Ages 8 and up. 12 - page manual.
ترست بايلوت
منذ يومين
منذ شهرين
