Design Challenge: Build a Stomach

Design Challenge: Build a Stomach
A Model of a Stomach

In this design challenge: build a stomach we will be exploring digestion, ionic destruction, and pressure that makes a stomach work. The goal of this challenge will be to explore the intersection between muscle, material, plumbing, and food inputs and outputs. In addition to the stomach we must also design a mouth, and esophagus, and a colon.

The mouth and the esophagus


  • 2 Liter Bottle
  • Water Bottle
  • Plastic Tubing
  • Clamps
  • Scissors
  • Glycerine
  • Saran Wrap
  • Various Acids
  • Baking Soda
  • String

Challenge Details

Using the materials above each team must explore all facets of digestion and create a system that will allow for digestion of tofu, potatoes, and jello. The digestive system must be efficient and modeled correctly. Take into account all facets of how stomachs work.

Each team will be given the same materials and must determine the best system for building an effective stomach. Be sure to use the design cycle and test your designs. The waste products created will be used in compost when we are done.

Leave the first comment

Related Posts