Designed for Ages 4–8 The magic groove writing books help preschoolers build a strong early writing foundation. The set includes 6 copybooks (Numbers, Addition/Subtraction, Letters, Phrases, and 2 Drawing Books), 2 pen grips, 1 pen, and 5 refills—everything kids need to start learning. The content fits ages 3–8, guiding children from basic strokes to letters, numbers, and simple math step-by-step 3D Groove Design & Premium Quality Our handwriting books feature an upgraded 3D deep groove design that helps children trace letters and numbers more accurately—no more “slipping off the line” like many other shallow-groove books. The pages are thick, durable, and not easy to smudge, and the silicone pen holder is 100% child-safe and comfortable. Clear, high-quality printing ensures long-term use and a smooth learning experience Disappearing Ink for Repeated Practice The reusable handwriting workbook includes magic disappearing-ink refills that fade automatically within 20–30 minutes, allowing endless practice without buying new workbooks. The soft fiber pen tip is gentle on the page—won’t scratch or tear the paper, even for younger children Essential for Early Learning These grooved writing books help children master letters, numbers, and basic math, the core foundations of preschool education. The included drawing books keep kids engaged and stimulate creativity, making handwriting practice more fun and less repetitive. Perfect for improving pencil control, writing posture, and hand-eye coordination The Perfect Gift for Kids The TIME X magic grooved writing practice set is an ideal gift for children ages 4–8. It not only improves handwriting but also teaches the correct pencil grip with the included silicone aids. Great for Christmas, birthdays, New Year, or back-to-school gifts. If you have any questions, feel free to contact us—we reply within 24 hours