A pity that the article does not include any excerpts from the books or detailed critiques of what's wrong with them. Examining a Discovering Algebra book at http://www.amazon.com/Discovering-Algebra-Investigative-Appr... suggests that the book is not so bad (though obviously this only allows previewing a few pages)...however, I'm unsure whether this…
可惜这篇文章没有摘录书里的任何片段，也没有详细批判这些书到底哪儿有问题。去 http://www.amazon.com/Discovering-Algebra-Investigative-Appr... 看了看那本《Discovering Algebra》，感觉这书其实没那么烂（虽然上面显然只能预览几页）……不过，我也不太确定这……
A pity that the article does not include any excerpts from the books or detailed critiques of what's wrong with them. Examining a Discovering Algebra book at http://www.amazon.com/Discovering-Algebra-Investigative-Appr... suggests that the book is not so bad (though obviously this only allows previewing a few pages)...however, I'm unsure whether this…
《Discovering Algebra》的完整样章可以在他们官网上看到：http://www.keypress.com/x5265.xml
A full sample chapter of Discovering Algebra is available from their website: http://www.keypress.com/x5265.xml