KELVIN® Adjustable Stop Catapult

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Allow your students through hands-on discovery to learn the fundamentals of force, energy, simple machines, Newton's Laws, trajectory and other science and math concepts with KELVIN® Adjustable Stop Catapult Kit. Simple assembly has this fun activity ready to test in a short time.

The moving lever arm is powered by a rubber band and adjustable to twelve different stop positions. Have the students gather data and graph the distance the ball travels and its trajectory as the lever arm stop is changed. Kit - assembly required.