Packard, Edward

The reader, en route to the third planet from Altair, is given choices to make determining the course of the spaceship and the survival of its crew.

Uses text and illustrated comparisons to explain the concept of fractions in simple terms.

The reader decides the course of action in an adventure in which a summer of biking, hiking, and exploring in Colorado culminates with the exciting and dangerous Ute Mountain Bike Race Series.

The reader's decisions control the course of a sea-faring adventure in which his ship is crippled in a typhoon and he is responsible for the lives of the crew.

The reader's decisions control the course of an adventure involving a supercomputer determined to take over the world.

The reader, en route to the third planet from Altair to seek the source and meaning of extraterrestrial messages, is given choices to make determining the course of the spaceship and the survival of its crew.

The reader's decisions control the course of an adventure in which a body with deep bite marks all over it has just been found and a werewolf is suspected.

The reader's decisions control the course of an adventure involving a glowing mountaintop dome that may be from outer space.