[Korean]

1.
Let's talk and share our hearts
2.
Use your knowledge and experience
3.
Discuss and adjust opinions
4.
Write about your experiences
5.
Various media materials
6.
Let's discuss with validity in mind
7.
Summarize the important points
8.
Guardian of our language

[math]

1.
Range and estimation of numbers
2.
Multiplication of fractions
3.
Congruence and symmetry
4.
Multiplication of decimals
5.
rectangular solid
6.
Average and probability

[society]

1.
Life and culture of the old people
(1) The emergence and development of the country
(2) Goryeo developed an original culture
(3) Joseon, which preserved its national culture
2.
New changes in society and us today
(1) Movement toward a new society
(2) Japanese invasion and efforts for liberation
(3) Establishment of the Republic of Korea government and the Korean War

[science]

1.
My fun quest
2.
Biology and Environment
3.
Weather and Our Life
4.
motion of objects
5.
Acids and bases

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You can study all subjects quickly and effectively by combining Korean, math, social studies, and science in one book.

· Customized summary of key points by subject
You can learn important concepts by filling in the core concepts for each subject on your own, and develop application skills by applying the core concepts to representative texts and materials.

· Step-by-step evaluation questions
We provide a variety of problems, from concept confirmation questions to practical problems, divided into basic/practical unit assessments.
The assessment questions are comprised of integrated textbook questions, allowing you to prepare for unit assessments in all textbooks.