WikiFrontPage| Kaweni 14-2-2012 | Ujjain 21-6-2012 | Vadodara 3-6-2013 | Kuantan 1-4-2014 | Kuantan 31-3-2015 | Mumbai 15-5-2015 | Mumbai 27-7-2015 |
There are special days, special places , when and where the sun casts no shadow at noon. Eratosthenes, at the time Director of the Great Library of Alexandria in Egypt, proposed a purely geometrical method to measure the length of the Earth’s meridian (circle passing through the poles).
Children pages 199 Views Image gallery Access from my desktop.
|