Build a Water Pump

Build a water pump that can push water at least 1 foot in two directions.

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Inspiration Video

Suggested Materials

  • cardboard
  • tape
  • tubing
  • T junctions
  • rubber bands
  • balloons
  • water bottle or syringe (something that can be used as a pump)
  • scissors
  • hot glue

Difficulty Level

1
2
3

This design challenge may require complex motor skills, understanding of abstract concepts, or unusual materials to build.