Science project

The Wonderful World of Weeds


  • Computer with internet access
  • Color printer
  • Digital camera
  • Assorted weed samples
  • Magnifying glass
  • Microscope (optional)
  • Typical office/craft supplies (such as paper, pens & posterboard)


  1. Research related materials (see bibliography below)
  2. Select 20-30 different weed specimens.
  3. Search, print and label photos of weeds you find interesting.
  4. Examine, identify, categorize, and photograph each specimen you collected.
  5. Study the properties of each individual plant. Record all observations.
  6. Preserve your specimens by drying them (optional).
  7. Invent or discover a new useful purpose for weeds.
  8. Design a test or demonstration of your new idea.
  9. Interpret your results in a detailed report.
  10. Show results visually using photos taken throughout the course of the experiment.
  11. Include beautiful weed arrangements in your science fair display.
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Warning is hereby given that not all Project Ideas are appropriate for all individuals or in all circumstances. Implementation of any Science Project Idea should be undertaken only in appropriate settings and with appropriate parental or other supervision. Reading and following the safety precautions of all materials used in a project is the sole responsibility of each individual. For further information, consult your state's handbook of Science Safety.

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