The Underpants Thief Box Set (Books 1 & 2): Human Body Science + Math Adventures • 褲子小偷套書1＋2：人體科學＋數學（共2冊）

🩲🔍 The Underpants Thief Box Set (Books 1 & 2): Human Body Science + Math Adventures
Includes 2 books + bonus double-sided poster jacket!
A hilariously smart comic-style bridge series with zhuyin!
Perfect for Grades 1–3 and curious early readers.

What's included:
📘 Book 1: Monster Hospital & the Human Body
Ado hurts his leg—and before you know it, he and his underpants-wearing monster friend Palu are off on a wild ride into a secret monster hospital! But Palu loses his underpants, and the only way to get them back? Solve a series of science-based riddles and navigate the mysteries of the human body!

➕ Book 2: Math Kingdom & the Case of the Stolen Underpants
Another day, another pair of missing underpants. This time, Palu’s pants vanish from the backyard! A mysterious note leads them to the Math Monster Kingdom, where the sneaky Division King is up to no good. Ado and Palu must tackle puzzles and math challenges to win them back!

✨ Why kids love it:

• Big fonts and zhuyin—great for beginner readers
• Silly stories with real science and math concepts
• Fun games and challenges between chapters
• Lovable characters and comic-style layouts

📚 This box set makes learning fun through adventure, humor, and games—no pressure, just discovery!