Preview of The Other Summary:

Niles and Holland Perry appear initially as normal thirteen-year-old boys, Niles just a bit more considerate than most, while Holland, apparently the more strong-willed of the two, has a streak of malice. One suspects, however, that Holland's tendency to mockery may derive from a secret envy of Niles, who is generally more competent in games of skill than Holland and more beloved, perhaps, for his sunnier disposition. No matter what mean pranks Holland...