With this kind of book you can be able to write in it and also rub what you have written. it is made of pages inform of a board which can help you to easily rub off what ever you have written and the interesting thing it comes with a free water marker for writting. it is ideal for kids who are learning how to write and make spellings they can make mistakes and easily rub off and make a good spellings. it also has numerical numbers and pictures for kids inside.
the advantage is that you don't have to waste alot of paper when teaching your children how to write and make spellings because you can easily write and rub off what you have written.