Andrew lost

Ten-year-old inventor Andrew Dubble, stranded in the past along with his robot Thudd and cousin Judy, must somehow dodge dinosaurs long enough to fix his time machine, and try to rescue Uncle Al who was dropped off in the Ice Age.

Andrew, Judy, and Thudd, shrunk down to the size of bugs by Andrew's Goa Constrictor garbage disposal machine, find themselves in big trouble when they are picked up by a bat and flown to a cave where bugs are regarded as a tasty treat.

Ten-year-old inventor Andrew Dubble takes his robot Thudd and his cousin Judy on a spin in his underwater vehicle, the Water Bug, but the trio runs into trouble when they crash into Australia's Great Barrier Reef, leaving them prey to some of the world's most dangerous creatures, and at the mercy of their arch-enemy Soggy Bob Sloggins.

Andrew, Judy, and Thudd, still the size of bugs, try to help a stranded Arctic tern and end up in the Australian rain forest which poses all kinds of problems for the minuscule trio.

While bouncing through Earth's prehistory in a malfunctioning time machine, Andrew, his cousin Judy, and Thudd the robot meet Dr. Kron-Tox's nephew, Beeper, and nearly lose the Time-a-Tron in a tsunami.

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.

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.

Ten-year-old inventor Andrew Dubble creates a machine designed to swallow and shrink garbage, but he finds himself in trouble when the machine shrinks him, his robot Thudd, and his cousin Judy down to the size of beetles and they are carried off to a dangerous dump ruled by worms.

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.