Seven-year-old Stink Moody discovers that he can get free samples by writing letters to candy companies and plans a surprise for his best friend's birthday.

Stink Moody, friends Webster and Sophie, and Mrs. Birdwistle visit tourist attractions in Virginia as they try to give away 101 guinea pigs rescued from a laboratory, although Stink is very reluctant to give away his favorite, Astro.

Second-grader Stink's parents tell him he must play a sport after he gets an unsatisfactory grade in physical education, and so he masters thumb wrestling, as seen on a sports channel.

Stink has been in the Polliwog swim class for what seems like frog-ever, and still can't bear to put his face in the water. Then, one day, Stink has a close encounter with a freaky mutant frog. All of a sudden, his froggy senses are tingling!

Stink may be a super science freak, but even Dr. Stinkelstein is feeling freaked out about having a slime mold living and growing in his very own room. At Saturday Science Club, Stink learns that these one-celled organisms are smart enough to find their way out of mazes and gang up on food sources.

"Everyone knows that Stink is bonkers about most scientific things. But there's one exception: dangle a spider in front of him and he goes berserk! Stink is so freaked out by spiders that he can't read about them. He can't look at them. He can't think about them. And he for-sure can't touch them! Stink has arachnophobia (a fear of spiders), and he has it bad. But when a hairy backyard emergency arises, Stink is forced to face his fear--and eight beady...