True to its name, this catapult is easy to build, as it requires no gluing or tools for construction. It is, however, fun to test. This rubber band-powered catapult sends lightweight pony beads flying! Students can learn how science and math apply to the catapult while discovering the history of this medieval machine.
Looking for fun activities to accompany these materials? The EZ Catapult Elementary STEM Activity Guide is available for print here, or you can download a digital copy for free here.