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CS Channel

If you have any questions regarding this Funding,
Please contact us through the Maker Inquiry channel on Wadiz!

Refund and A/S Policy

-This Reward is ordered to the production department based on consumer orders, so please understand that cancellations or refunds due to a simple change of mind are difficult after the order is placed (7 days after the end of Funding).
-If there are defects such as binding issues, missing pages, or if the product differs from what was ordered, you can request an exchange within 7 days of receiving the product.

*Non-exchangeable items
- Products that are contaminated, damaged, show signs of use, have damaged vinyl packaging, or if the exclusive box for the set is opened or damaged, cannot be exchanged.
-Minor scratches, exposed threads, or pressure marks caused by the weight of the books that may occur during manufacturing or distribution, as long as they do not affect the function or quality of the product, are not eligible for A/S (exchange or return).

FAQ

Q. Are all the products in this Funding the latest editions?
A. All <Korean History> and <World History> series presented in this Funding are the latest revised and expanded editions.
However, the copyright date (publication date) of each book may vary.

Q. Which set should I choose between Korean History Set A and B?
A. Choose the set that includes the events and fields your child likes, or refer to the criteria below!

Set A (5 Comprehensive History / 17 Thematic History)
- Recommended for children who are starting to learn Korean history.
- Includes comprehensive history, making it good for understanding the flow of history.

Set B (22 Thematic History)
- Recommended for children who already have background knowledge of Korean history.
- It is organized mainly by themes, making it suitable for learning detailed events and knowledge.
It is great for acquiring in-depth knowledge.

Q. What books can I read on <Ddokseo>?

A. Ddokseo is an online children's library where you can enjoy unlimited access to essential children's books worth 20 million KRW, carefully selected by children's reading experts.

The <Why?> History Series and other essential children's history books, which are great to read together, are prepared for this Funding, allowing your child to further explore the areas of history they are most interested in. (Representative books: My First History Book / My First World History / Naked Korean History, etc.)

Among the <Why? Series>, about 170 books on science, people, and Korean history are included and can be enjoyed as e-books without limit.
*World history is not provided.

Q. How many children can be registered on <Ddokseo>?

A. The <Ddokseo> usage pass included in the set on Wadiz
is composed as a single-user pass, so only one child can be registered.

If you register multiple passes to one account,
the period will be automatically extended without changing the number of users.
(If you register three 12-month passes, it will be automatically extended to 36 months.)

Q. How many devices can be used simultaneously on <Ddokseo>?

Up to five devices can be registered per account.

Maker Introduction

We are Yerimdang, a publishing company that loves children's dreams.

Yerimdang's representative series, <Why? Series>, provides a balanced collection of knowledge in science, history, and a wide range of fields.
As Korea's leading educational comic, it surpassed 80 million cumulative domestic sales as of 2025, further solidifying its position as a globally beloved educational comic series.

Going forward, Yerimdang will continue to do its best so that more children can learn about the world and nurture their dreams through books, based on the publishing know-how and strong trust accumulated over the past 50 years.

Why? Wadiz?

Wadiz  is not just  a platform  but, Yerimdang  wants to convey  the  authenticity of education  and the value  to  supporters  directly  deliver  can  be a  link  we thought. Wadiz  Exclusive  As it is Funding  Usually  Showcase  Not shown  With a composition and  With benefits  Packed full  We have prepared.

The Funding amount  Children  Even more  Joyfully  Knowledge  To build up, Dreams  To nurture  Number  So that  Content  Development and  Quality  For  Will be used  Is planned.