J. C Greenburg

After escaping from the belly of a whale, Andrew and his cousin Judy face more dangers from their underwater nemesis, Soggy Bob, in the Great Barrier Reef.

Lost in an Australian rainforest, Andrew, Judy, and Thudd the robot, who are still the size of insects, must evade Rhinoceros beetles, tarantulas, flesh-eating plants, and a host of other threats as they make their way toward the village where Uncle Al will meet them.

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.

Andrew, his cousin Judy, and Thudd the robot wind up at a garbage dump when Andrew's latest invention, the Goa Constrictor, shrinks them to the size of beetles and swallows them.

When an electric fish shrinks Andrew, Judy, and Thudd to the size of bacteria, they end up being injected by a mosquito into Uncle Al's bloodstream where they must battle germs, parasites, and white blood cells.

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.

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.

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.

When Beeper accidentally releases the escape hatch to the Time-a-Tron, the time travelers must protect themselves from the world's most fearsome creature, Tyrannosaurus rex.

Andrew, his cousin Judy, and Thudd the robot, having been shrunk by a shrinking machine, encounter many terrifying creatures, including Mrs. Scuttle, as they try to reach the Atom Sucker before it explodes.