After being shrunk by a shrinking machine, Alexander, his cousin Judy, and Thudd the robot encounter drain flies, a cockroach, and worse as they work their way through Mrs. Scuttle's house toward safety.

While trying to recover from their accidental underwater adventure, Andrew, his cousin Judy, and Thudd the robot are swallowed by a blue whale, the world's largest creature.

While in the Australian desert, ant-sized Andrew, his cousin Judy, and Thudd the robot are carried away by a dust-devil and face many dangerous creatures, from a flock of wild parakeets to a Perenti lizard, as they try to make their way back to Uncle Al.

Andrew, his cousin Judy, and Thudd the robot accidentally set off in Uncle Al's latest invention, a Volkswagen Beetle converted for deep sea exploration, and try to prevent the evil Soggy Bob from taking a rare ocean creature.

Still trying to stop the evil Dr. Kron-Tox, Andrew, his cousin Judy, Thudd the robot, and Beeper find Uncle Al in the Ice Age, where they encounter prehistoric animals, birds, and people.

Still trying to save the giant squid from Soggy Bob, ten-year-old Andrew, his cousin Judy, and Thudd the robot nearly meet disaster at the Challenger Deep, the deepest place in the ocean.

After being shrunk by a shrinking machine and ending up on a dog having a bubble bath, Alexander, his cousin Judy, and a tiny robot try to survive encounters with insects, soapy bubbles, and bathtub and toilet drains.

When Andrew and Judy, still the size of beetles, are carried into a cave, they learn more than they ever wanted to know about the bats and bugs that live there from Thudd the Robot--and personal experience.

On the dog: When ten-year-old Andrew invents a shrinking machine, he does not expect to be sucked into the machine along with his cousin Judy, only to end up in a dog's nose. On the bathroom: After being shrunk by a shrinking machine and ending up on a dog having a bubble bath, Alexander, his cousin Judy, and a tiny robot try to survive encounters with insects, soapy bubbles, and bathtub and toilet drains. In the kitchen: After being shrunk by a...