Edward Packard

By making the correct decisions, the reader assists Jane and Michael in determining whether a spooky stone house is really cursed.

Uses illustrations of exponentially increasing peas to present the concept of numbers from one to a million, billion, trillion.

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 fate of a slowly improving skateboarder who gets a chance to be coached by the leader of the school's skateboarding group.

The reader's decisions control the course of an adventure in which two spaceships travel to investigate a black hole.

The reader's decisions control the course of an adventure in which a specially designed Superbike, capable of incredible speed, may fall into the wrong hands.