Sunday, December 31, 2017
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Wednesday, May 24, 2017
Saturday, May 20, 2017
How do pearls form?
 |
| Various forms of Pearls |
Pearls are formed inside the shell of live pearl oyster (e.g. Pinctada). They come
Wednesday, May 17, 2017
Saturday, May 13, 2017
Tuesday, May 9, 2017
Monday, May 8, 2017
Amazing facts about our Eyes
- The eye of a human can distinguish 500 shades of the gray.
- People generally read 25% slower from a computer screen compared to paper.
- Men are able to read fine print better than women can.
Friday, May 5, 2017
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Thursday, April 27, 2017
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Saturday, February 11, 2017
Neural control n coordination PowerPoint presentation PDF
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