Reflex Hammer allows you to record exactly how fast your reflexes are, Built-in accelerometer will put a marker into your recording the instant the hammer strikes your subject, while the Muscle SpikerBox Pro records from your quadriceps
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
Engineering a Drug Delivery System Kit, Includes: 5g Simulated Drug, 1L Hydrochloric Acid 1.0M, 1L Sodium Hydroxide 1.0M, 45 Hydrogel Delivery Systems, 45 Plastic Delivery Systems, 45 Cups, 5oz, has enough materials for 15 groups, with Teachers and students Manual