Flexible Skeleton with Ligament, on Shoulder, Elbow, Hip, Knee, Hand and Foot and Muscles of the Face, Head and Neck, Small, handy and functional, a masterpiece of anatomical art, scientifically accurate and with incredible anatomical details
Reaction Timer allows you to precisely quantify a person's reaction time by recording how quickly they can flex their muscles in response to a stimulus, Stimulate with two different colors of light in 3 different locations to test for visual reaction time