Sank Magic Practice Copybook Set with Pen

A reusable handwriting practice set for preschoolers and young kids, featuring 4 spiral-bound magic copybooks covering math, letters, numbers, and word tracing, along with a special magic pen, ink refills, and a pen grip holder. The ink used disappears after a short time, allowing the books to be reused again and again — making it an eco-friendly and cost-effective way for children to practice handwriting, numbers, and basic words. Ideal for preschool learning, homeschooling, and early education activities.