Time (Make It Work!)

by Andrew Haslam

Other authorsJon Barnes (Illustrator)
Hardcover, 1996



Call number

529 Has

Call number

529 Has

Local notes

529 Has





World Book Inc (1996), 48 pages


An illustrated book of projects exploring the mysteries of time and how it is measured.


Original language


Physical description

48 p.; 9 inches

User reviews

LibraryThing member themulhern
Two page spreads each containing a project having to do with time. Some are pretty challenging. The principles are not explained fully, but there are other books for that. The later projects are a bit of a stretch because too conceptual. The instructions for the projects are kind of incomplete, but
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the book compensates by having a large number of pictures.

1. A year long calendar showing duration of day and night.
2. A simple orrery without a drive train.
3. A perpetual calendar, good from 1600 to 2299. This kind of design is actually marketed as a desk toy here and there.
4. A paper globe.
5. A time zone cylinder. It is another mechanical computer, allowing the determination of relative time.
6. A quadrant, to determine elevations generally, and also latitude from the elevation of the north star.
7. A sundial.
8. A universal sundial.
9. A nocturlabe.
10. A candle clock.
11. A water clock.
12. A pendulum clock.
13. An electronically driven large face clock, you need to cannibalize a smaller clock from this.
14. Running video images backwards.
15. An activity log.
16. Make your own time capsule.
17. A geologic time spiral, showing the various eras.
18. A potted plant.
19. A project about the speed of light.
20. A project about relativity.
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(1 rating; 4)
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