7F10.30 - Time Dilation - Carpenter's Rule
A folding carpenters rule can be used to illustrate the "light beam" ticks of a clock. Different relativistic speeds can be shown by either expanding or contracting the angles at the verticies of the ruller.
- Robert Ehrilich, "12.6. Time Dilation Simulation", Why Toast Lands Jelly-Side Down, p. 184 - 185.
- Stan Gibilisco, "Time Dilation", Puzzles, Paradoxes and Brain Teasers, p. 64 - 67.
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