How to Make Paper Trebuchet Catapults

Written by kelly sundstrom
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How to Make Paper Trebuchet Catapults
You can shoot your friends with small objects using a paper trebuchet. (Medieval Catapult image by Dario Corno from

If you work in an office building, time may feel as though it is passing very slowly while you sit in your cubicle. One way to pass the time, and amuse your coworkers, is to construct a working trebuchet catapult out of paper products that can be found around the office building. Once finished, you can use the catapult to launch small objects across the room to the people you work with.

Skill level:
Moderately Easy

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Things you need

  • Nine paper towel tubes
  • Masking tape
  • Chopstick
  • Rubber band
  • Paper cup

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  1. 1

    Arrange three paper towel tubes into a triangle and tape them into place.

  2. 2

    Repeat this process to complete three paper tube triangles.

  3. 3

    Tape two of the triangles together along one edge and set them onto a table.

  4. 4

    Open up the taped triangles and slide the third triangle into the base by laying it flat onto the table and pushing it into the opened triangles.

  5. 5

    Tape the structure in place with masking tape and place the form in front of you with the opening facing you.

  6. 6

    Place the end of a chopstick into the farthest corner from you, and tape it into place.

  7. 7

    Tape a paper cup to the other end of the chopstick.

  8. 8

    Loop a rubber band around the top of the structure, and around the end of the chopstick. You can place an object into the paper cup, pull back the cup, then release the cup to launch the object into the air.

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