Activity for uruiammeâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Answer | — |
A: How can I take keys with me while swimming? My swim trunks generally came with a tie string in the front to permit them to be securely fastened to my waist. So when I was a kid, my house key was merely tied into the string with the standard knot. I always used the same knot as I did for a shoelace, which is called a "Double Slip Knot." http://... (more) |
— | about 7 years ago |
| Answer | — |
A: Are there types of compass other than the regular magnetic one and the gyrocompass? In cartography, the concept of True North may be slightly different in different parts of the county, the state, or the country. When cartographers got together many years ago to hash out some of their different practices, they decided to essentially invent a system that would describe the earth's su... (more) |
— | over 7 years ago |