Check the listing for details. Xpult Science Project Catapult. Color: Black, Condition: New. Listed at 39.00 USD. The XPULT catapult was developed by Professors Terwiesch and Ulrich at the University of Pennsylvania for use in science projects, science education, and for teaching spc, design of experiments, and process improvement. The Xpult is an experimental catapult that can complement or substitute for expensive catapults such as the statapult. The xpult catapult was designed for teaching six sigma, process capability, design of experiments, experimental design, and statistical process control. The XPULT catapult is a popular school science project and is used in science fairs for school children. Kids love the xpult catapult as much as university students, faculty, and corporate trainers.Great for school science projectsCan be used by school teachers for teaching scientific method, data gathering, data graphics and plotting, and moreUsed in university coursesExample university courses include statistical process control, six sigma, design of experiment, process improvements, and moreTeaching materials and sample projects available on our website