Inspired by the Montessori three-period method, this all-in-one writing lab from Headu is designed to help kids learn basic writing skills. They start by putting word puzzles together, then use the moveable letters to write words, before finally practicing writing with the included pen. Charcteristics: Includes 72 letters, three word houses, 18 puzzles, three small boards, one erasable pen, and instruction guide. Age: 3-6 years