The Fantastic Flatulent Fart Brothers' Big Book of Farty Facts: An Illustrated Guide to the Science, History, and Art of Farting (Humorous reference book for preteen kids age 8 -12

The Fantastic Flatulent Fart Brothers' Big Book of Farty Facts: An Illustrated Guide to the Science, History, and Art of Farting (Humorous reference book for preteen kids age 8 -12

Learn A Lot While You Sit On The Pot: Fascinating Trivia and Fun Facts About Science, History, Sports, Pop Culture, Technology, Mind Puzzles, and So Much More!

Difficult Riddles For Smart Kids: 300 Difficult Riddles And Brain Teasers Families Will Love (Thinking Books for Kids)