Bottle rocket launcher attached to a sturdy base with the capability to launch 2 L plastic soda bottles over 100 ft in the air. Using water as the liquid fuel, pressurize the bottle with a bicycle pump, Remotely launch from a safe distance using the corded release mechanism
X-ray and Tomography, Measurement of a computed tomogram with the computed tomography module Computed tomography of simple geometrical objects, Medical basics Determining absorption coefficients and Hounsfield units Determining absorption coefficients
Kit, Triple beam LED flashlight, prewired, no soldering, Includes flexible thin-film solar panel, 3 bright white LED's and 2 rechargeable AAA NiMH batteries.