Getting kids excited about math isn't easy-unless the zombie apocalypse is involved.In this illustrated sci-fi adventure set in an apocalyptic Hawai'i filled with garbage and robots, two brothers are told that smelly brains repel invading space zombies. How do you make your brain smelly? By doing math, of course! The Smelly Brain Training Manual turns mental math into a hilarious survival mission: The faster you calculate, the stinkier your brain gets-and zombies can't stand the smell! The Smelly Brain Training Manual is a math workbook disguised as a funny zombie story for middle schoolers. Kids won't even realize they're learning how to multiply faster, until one day they automatically blurt out answers to problems like: 84² = 7,056 97 × 96 = 9,312Yes, math can save the world! ⭐ Why Kids Love This BookSpace zombies that are more comical than frightening. A funny zombie book for kids 8-12Action scenes, junkyard gadgets, and laugh-out-loud momentsIllustrated chapters that keep the pages turningMath lessons and drills for building number sense that feel like part of the adventure⭐ Why Parents & Teachers Love ItBuilds real math confidence through story-integrated practiceGreat for reluctant readers who need something fast, funny, and engagingPositive ADHD representation: different brains = different strengthsAAPI protagonists and an authentic Hawaiian setting⭐ Inside the Training ManualEvery few chapters, kids encounter: Number Sense StrategiesMental Math LessonsMini drillsThese activities feel like part of the adventure, not homework, making this the rare book that's both educational and ridiculously funny.⭐ Perfect For: Kids ages 8-12Reluctant readers who need humor and actionSTEM-loving familiesTeachers and homeschoolers looking for math enrichmentFans of The Wild Robot, The Last Kids on Earth, and funny sci-fi