Magical Handwriting Workbooks Handwriting Practice Copybook, Handwriting Aid Magic Pen Reusable Copybook Grooves Template Design for Children(4 Books, 10.2×7.2 in)

4 IN 1 COPYBOOK SET: includes English letters, addition and subtraction, interesting drawing, number 1-100. Magic Ink: The matching refill uses magic ink, it can automatically fade in 30 minutes after writing, so the copybook can be used repeatedly. Excellent size: The size of the copybook is 26 x 19 cm, it is more convenient for children to practice. Easy to practice: The copybooks have a three-dimensional groove template design, which is convenient for children to master writing. Correct the method of pen holding: Each book has a detailed description of how to hold the pen, and a silicone handwriting aid is included to make it easier for children to master the method of pen holding.