 |
| 等 级：资深长老 |
| 经 验 值：5974 |
| 魅 力 值：1078 |
| 龙 币：12339 |
| 积 分：6630.3 |
| 注册日期：2005-04-06 |
| |
|
|
|
为啥中国孩子学习比美国孩子好！
看看人家这些年来的教学演化：
Teaching Math In 1950:
A logger sells a truckload of lumber for $100. His cost of production
is 4/5 of the price. What is his profit?
Teaching Math In 1960:
A logger sells a truckload of lumber for $100. His cost of production
is 4/5 of the price, or $80. What is his profit?
Teaching Math In 1970:
A logger sells a truckload of lumber for $100. His cost of production
is $80. Did he make a profit?
Teaching Math In 1980:
A logger sells a truckload of lumber for $100. His cost of production
is $80 and his profit is $20 Your assignment: Underline the number 20.
Teaching Math In 1990:
A logger cuts down a beautiful forest because he is selfish and
inconsiderate and cares nothing for the habitat of animals or the
preservation of our woodlands. He does this so he can make a profit of
$20. What do you think of this way of making a living? Topic for class participation after answering the question: How did the birds and squirrels feel as the logger cut down their homes? (There are no wrong answers)
|
|
--
Look! The birds are shining! |
|
|
2006-08-22 12:53:09
