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Printable 4th grade catapult lab worksheet with sections for recording force, speed, direction, target results, and design adjustments.
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Catapult Science Lab: Forces, Speed, and Direction

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This printable science lab worksheet guides 4th graders through a hands-on catapult-building project that tests force, speed, and direction. Students document the direction and speed of each launch, record whether they hit the target across three trials, and reflect on adjustments made to the structure such as elastic bands, angle, or base strength. Ideal for STEM units on physics and engineering.

Subject:
Science
Topic:
Engineering
Grade Level:
4th Grade
Updated May 2026

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