Ruler
Used for: measuring
In this build
Compare the span before and after changing the bridge. A marked paper strip can also record the gap without a numbered measurement.
Build with folded paperSuggested by the project’s author. Shared attempts below describe what happened when people tried it.
What people tried
No one has shared an attempt here yet. A suggested use is a starting point, not a tested result.
Other ways to do this job
Ruler
Check the wheel has room to turn inside your actual box.
Suggested in A hand-cranked creature.
No shared attempts yet.
Ruler
Useful for lining up the fold and hole marks.
Suggested in A hand-bound scrap notebook.
No shared attempts yet.
Ruler
Keep passages wide enough for the actual ball, including corners.
Suggested in A tilt maze you design.
No shared attempts yet.
I tried this
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