Andrew, Judy, and Thudd have escaped the dinosaurs only to find themselves surrounded by the woolly mammoths of the ice age! Not to mention giant sloths and armadillos. Their Uncle Al is stranded somewhere on the tundra. Can they locate him and travel back to their own time before Doctor Kron-Tox puts evil plan into action?
WIth the help of his super-smart pocket robot, Thudd, Andrew builds an amazing shrinking machine. When it accidentally shrinks Thudd, Andrew and is cousin Judy down to specks, they find themselves outside a cave of sticky goo. Around the cave is a forest of fur, full of blood-sucking monsters. Where are they? They're on the nose of the neighbor's dog! And they're only got eight hours to get bac…
Andrew, his cousin Judym and their robot pal, Thudd, have been lost on the neighbor's dog for one book already. And now it's bathtime for the dog. The bathroom is dangerous when you're the size of a flea! Hot water thunders down from the faucet like Niagara Falls. Soap bubbles float overhead like monster blimps! And when someone pulls the plug, will Andrew and his friends survive to see book nu…
Andrew, Judy, and Thudd are talking trash!. Andrew's newest invention, the Goa Constrictor, was made to swallows Andrew, Judy, and Thudd and shrinks them to the size beetles! They get thrown into the garbage truck and carted off to the dump. Now they're trapped where thousands of giant worms rule the neighborhood. Will a pile of rotting food, dirty diapers, and stinky kitty litter be their new …
Some families are a little too close! Andrew, Judy and Thudd have shrunken tinier than the eye can see. Just when they think Uncle Al is about to rescue them, a mosquito inject them into their uncle's bloodstream. They travel to his lungs and pay a friendly visit to his mucous membranes. Will they ever find their way out of Uncle Al?
Andrew, Judy and Thudd are off on a new invention. The submarine like water bug. When Andrew tries to make a few improvement, he ends up trapping himself, Judy and Thudd inside. Now the water bug is stuck on autopilot and headed for the deepest ocean. Can they regain control of the water bug before they're lost under water forever?