Compare 7 different hair samples to the hair found at a scene to determine whose hair was at the scene. I'm using a Ward's kit for this video & it is for my PLTW PBS students for activity 1.1.3.
Here's a handout you can use to record information from the video, as well as a rubric for student conclusions: [ Ссылка ]
And here is a really cool lab case that John Donahue created to go with this video: [ Ссылка ] Thanks for sharing, John!
