Calling Outer Space

Twistaplot #18

by Jean Nugent, Robert Roper (Illustrator)

The reader builds a radio telescope for a science fair project which transmits the message, "Calling outer space." But when extraterrestrials answer your message, you must decide what to do. By choosing specific pages, the reader determines the outcome of the plot.

Genres: Gamebooks

93 pages, Paperback

First published January 1, 1985