·Designed for Preschool: The magic groove writing practice books are great for kids 3-5 to practice writing and basic knowledge, helping children build a solid knowledge system, which include 8 Magic Groove Writing Practice Books (Letters, Numbers, Addition/Subtraction, Vocabulary*2, Drawing, Body/Emotions, and Time Learning), 2 handwriting pencil holders, 2 disappearing ink pens, and 10 refills.

·3D Grooved Handwriting: The reusable grooved handwriting practice book adopts a 3D groove design, which is convenient for children to follow and trace. Besides, these books are durable and thick. The handwriting pencil holders provide a comfortable grip. It is a good choice for long-term calligraphy handwriting practice.

·Reusable Disappearing Ink: The reusable grooved handwriting book comes with 10 replacement refills. It uses magic disappearing ink that will automatically fade and disappear within 30 minutes after writing, allowing children to practice repeatedly without having to buy a pile of practice books.

·Preschool Education Essentials: The magic grooved handwriting without tears for kids aged 6 to 8 help them master letters, numbers, math and other basic knowledge, which are the foundation of preschool education. The learning handwriting practice books engage kids in practicing handwriting, math, letters, words and stimulate their creativity.

·Ideal Gift for Kids: The magic practice copybook set is an ideal gift for kids aged 3 to 10. Your kids can have fun with the reusable writing practice books no matter at home or during a trip with the reusable writing practice books, which are great holiday gifts for Christmas, New Year, birthday and summer vacation.