Engineering • History • Design
Build a Buggy
Design a carriage for a bumpy country road
ActivityBuild a Buggy
AudienceFamilies • Homeschool • Classes
Time60–90 minutes
Steps for Adults
- Set the problem, not the solution. Briefly explain that people once relied on carriages to travel across uneven roads in all kinds of weather. Share that Dr. Haynes used a carriage to reach patients, but avoid describing the actual design.
- Invite children to choose a purpose. Ask questions such as “Who or what needs to be transported?” or “What problem does this carriage solve?” Children may choose medical transport, deliveries, family travel, or something entirely imagined.
- Introduce constraints gently. Prompt thinking about mud, rain, narrow roads, or long distances without dictating solutions. Let children decide which challenges matter most.
- Offer materials and step back. Allow children to explore how materials move, roll, bend, or fail. Avoid correcting designs that seem impractical.
- Encourage iteration. If a wheel doesn’t turn or the structure collapses, treat it as useful information. Ask “What did you notice?” or “What might you change?”
- Support explanation through action. Children may demonstrate how the carriage works rather than explain verbally. Both are valid.
- Reflect briefly (optional). Invite children to share what part of the design mattered most to them or what they would redesign next time.
A note for grown-ups
This activity values the thinking behind the design more than whether the carriage “works.” When children build something unstable, impractical, or surprising, they are testing ideas and learning from materials. Your role is to normalize trial and error, protect experimentation, and resist the urge to improve the design for them.
Connect It