Learning Targets
- Refine the team launch-pad concept into a build plan.
- Add labels, approximate dimensions, materials, and construction steps.
- Complete a build-readiness check before construction begins.
Focus Question: How does planning make a prototype easier to build and test?
Reduce improvisation by deciding how parts, materials, dimensions, and steps fit together before building.
Another team could understand what to build, what materials to use, and what order to follow.
A concept communicates an idea; a build plan communicates how to make it.
Quick class share: What information is usually missing from a rough concept sketch?
A build-ready plan reduces improvisation during construction.
It identifies parts, approximate sizes, materials, connections, order of work, and likely weaknesses.
Observe how multiple views make the platform easier to understand.

The goal is not artistic perfection; the goal is clear construction information.
Show the chosen team concept clearly.
Name the base, supports, guides, braces, and features.
Show important sizes and spacing.
Identify approved materials for each major part.
List construction steps in a logical order.
Identify one likely weak point or build problem.
Match material properties to the job each part must perform.
Vote before opening the answer.
A. “Base: cardboard, approximately 8 in × 8 in, with two craft-stick support columns.”
B. “We will make the bottom strong somehow.”
It identifies a part, material, approximate size, and support approach. B does not give enough information to build or inspect.
Use the plan to find problems while they are still easy to change.
Leave with a plan that is ready to review with your teacher before construction.
Launch Pad Prototype Build Day
Open Lesson 0.9Use only the files and references that support today’s work.
Use when a project needs a more formal summary of the problem, criteria, constraints, and approach.
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