BRAIN TEASERS

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What a winning combination?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.

Correct answers: 0

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Fried Egg or Boiled Egg

Little Johnny walked into his classroom with a fried egg on his head.
The teacher asked, "Why do you have a fried egg on your head?"
Little Johnny responded, "Because a hard boiled egg rolls off."

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Zheng Zuoxin

Born 18 Nov 1906; died 27 Jun 1998 at age 91.Chinese ornithologist (a.k.a. Tso-Hsin Cheng) who is considered the founder of modern Chinese ornithology, who was internationally renowned for his scientific study of birds. His love of nature and the colorful forest birds began in his childhood, when he learned to identify many birds by their calls. He did graduate work in the U.S. leading to a doctorate in Jun 1930, then returned to China. He spent 60 years doing field work and research in ornithology and conservation. In 1934 he co-founded the China Zoological Society. He was the deputy-director of Beijing Museum of Natural History. His 30 books, including the first checklist of Chinese birds. In 1987, his book A Synopsis of the Avifauna of China was published in English translation.«

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