Grades 612. Launch projectiles and learn about levers. Build a paint stirrer catapult and conduct trials to explore how fulcrum size and position, plank length, effort force, and load impact trajectory and distance. Materials support 15 design teams.
<p><i>Grades 6–12.</i> Launch projectiles and learn about levers. Build a paint stirrer catapult and conduct trials to explore how fulcrum size and position, plank length, effort force, and load impact trajectory and distance. Materials support 15 design teams.</p>
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