The third explanation is the simplest: that the use of computers in teaching is no better (and perhaps worse) than other teaching methods.
For instance, Manzoor Bahadur, who runs a large clothing retailer, complains that parents lose control of their children when their youngsters learn English, and says that children who spend time at school in Pakistan do no worse (and sometimes better) than those who stay in Bradford.
Generations of U.S. Marines have exemplified the motto "No better friend, no worse enemy" with their unstinting dependability in the face of adversity, and their ferocity in combat.
As they review their regimes in the light of their troubles, governments may decide that the alternatives are economically better, and politically no worse.
Why, then, do this year's economic growth forecasts look no better, and on some estimates worse, than last year's 3.1%?
On the ground, Mr Barak was no better, and in some ways worse, than his unlamented predecessor and possible successor, Binyamin Netanyahu.
However, CBO data indicate that during the expansion of the last decade median income growth rates were no worse than in the 1990s and better than in the 1980s.
FORBES: A Cheerful Welcome To The Robots, Our Future Work Overlords
Professionalization of a teaching profession that merely focuses on getting better PISA test scores or more efficient teaching of a common core curriculum will do no better than what we have now, and probably worse.
The movie leaves the impression that charter schools are the only salvation for these children (and, by implication, for all American children), but, in the real world, charters do no better as a group than district schools, and often do worse.
Christine Russell of Boston University reviewed 300 studies and found that 78 percent of them concluded that bilingual education was no better or actually worse for English learners than doing nothing!
Many childcare organisations point out that the state is removing children from hazardous situations at home and then effectively placing them in worse situations or conditions that are no better than they had experienced before being taken into care.
Personal integrity, a sense of seemliness and concern for those who depend on us are not "values" that are no better or worse than other values.
It has to be said that the company's standards are no better nor worse than most every other large U.S. corporation's, and that Disney complies with Securities and Exchange Commission guidelines.
For better or worse there is no one around any more with Karajan's clout as maestro, businessman and jet-setter.
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