Product Details Learn how forensic scientists utilize blood spatter evidence found at a crime scene. With this kit, you and your students determine the angle of impact and point of origin of a simulated blood spatter from a crime scene. The simulated blood supplied with the kit is nontoxic, nonstaining, and looks and dries just like the real thing. This multidisciplinary kit is a great way to tie geometry, physics, and biology into one intriguing activity. To use this kit with more students or additional class periods, purchase Carolina® Simulated Spatter Blood, 250 mL (item #212101). Product Features Activities can be completed in 1 class period or split across 2 days Simulated blood is nontoxic and nonstaining