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3rd, 4th, 5th, 6th, 7th, 8th, 9th, 10th, 11th, 12th


Engineering, World Languages, Spanish

Regional Focus

South and Central America


YouTube Video

Maya Pedal: Bicimáquinas

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  • This video showcases a bicycle recycling project called Maya Pedal, which is based in Guatemala. 
  • Students will see how Maya Pedal uses old bicycle parts to create fuel-free mechanical devices for simplifying tasks, such as threshing grain, fetching water, or powering a blender. 
Teaching Tips


  • This innovative recycling project makes use of discarded bicycle parts while providing people with a fuel-free machine that increases productivity.
  • The video description provides more information about Maya Pedal.

Additional Prerequisites

  • The video is in Spanish with English subtitles.
  • Ads may play before the video.
  • The link to Worldwide Cycling Atlas in the video description does not work.


  • Students could watch this video in a Spanish language class to practice vocabulary related to nature and climate change and to practice receptive listening skills.
  • Students could plan a recycling project to take commonly discarded objects and use them to make something useful for the community.
  • Other resources on this topic include this video on a nonprofit that recycles e-waste, this video on creating a circular economy, and this video on avoiding single-use plastic.
Scientist Notes
This 3-minute video gives a quick introduction to Maya Pedal, an NGO based in Guatemala that manufactures human-powered bicycle-derived machines (called Bicimáquinas) for various home and community uses such as pumping or blending. This is an inspirational resource and is recommended for teaching.
  • Science and Engineering
    • ESS3: Earth and Human Activity
      • HS-ESS3-4 Evaluate or refine a technological solution that reduces impacts of human activities on natural systems.
    • ETS1: Engineering Design
      • 3-5-ETS1-1 Define a simple design problem reflecting a need or a want that includes specified criteria for success and constraints on materials, time, or cost.
      • HS-ETS1-3 Evaluate a solution to a complex real-world problem based on prioritized criteria and trade-offs that account for a range of constraints, including cost, safety, reliability, and aesthetics, as well as possible social, cultural, and environmental impacts.
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