8 Awesome DIY Secret Codes for Kids - Type your own Top Secret message into the template and it will automatically encrypt to match the Cipher! Great as Spy Party games / activities, for playdates or even in the school classroom as code breaking games $6.50 via SIMONEmadeit.com
This sample life science curriculum has a nice activity on observing and classifying fingerprints.
forensic science crime scene investigation activities, fingerprints, DNA, hair, vehicles.
Picture of fingerprint patterns for crime display during 8th grade CSI unit