Margins

Singularity

By William Sleator

1985

First Published

4.03

Average Rating

170

Number of Pages

5H11M

Audio Length

Sixteen-year-old twins Harry and Barry stumble across a gateway to another universe, where a distortion in time and space causes a dramatic change in their competitive relationship

Avg Rating

4.03

Number of Ratings

1,893

5 STARS

35%

4 STARS

39%

3 STARS

20%

2 STARS

1 STARS

goodreads

Author

William Sleator

Author · 33 books

Margins

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Singularity