KLUTZ-Twisted Critters: The Pipe Cleaner Book. This great how-to book will entertain young and old alike as they learn how to make all kinds of fun and funky little critters. This book includes twenty projects, seventy pipe cleaners, and step-by-step illustrated instructions. Recommended for ages 8 and up. From the editors of Klutz. Softcover, spiral-bound, 60 pages. Imported.