Ⅰ.
Change and diversity

1.
Environmental change and biodiversity
01.
Environmental and biological changes throughout geological time
02.
Evolution of living things
03.
Biodiversity and Conservation
2.
chemical change
04.
Oxidation and reduction
05.
Acids and bases
06.
Energy input and output in material changes

Ⅱ.
Environment and Energy

1.
Ecosystem and environment
07.
Biology and Environment
08.
Ecological balance
09.
Changes in the Earth's environment
2.
energy
10.
energy
11.
Power generation and electromagnetic induction
12.
Energy efficiency and renewable energy

Ⅲ.
Science and Future Society

13.
The Usefulness of Science and the Use of Big Data
14.
Advancement of Science and Technology and Ethics

[Special Edition] Correct Answers and Substantial Solutions

[ Summary of Key Concepts ]

· Understand key concepts that frequently appear on exams
- We have clearly organized the key concepts that frequently appear on school exams.
- We have structured the course to enable focused learning by selecting important materials and research through essential materials and research.
- Detailed, supplementary explanations have been included at appropriate locations to help with understanding the concepts.

· Concept check questions
- We have created a set of check questions to immediately check whether you have fully understood the key concepts.
- It consists of fill-in-the-blank questions, short answer questions, true or false questions, and line connecting questions.

[ 3-step problem course ]

· Analysis of past exam questions
- After analyzing past exam questions by type, we selected and included questions with a rate of appearance of 70% or higher.
- It is composed of various types of problems to help you develop a sense of reality.
- We have marked the questions using materials and research that are sure to appear as ‘required types’ so that you can be sure to check them.

· Grade 1 completion problem
- We have selected and included difficult, new types of problems that require application skills or integrated thinking skills.

- We have separately prepared descriptive questions to help you prepare for the descriptive test that determines your grade.

· Practical assessment questions
- It is designed to help you prepare for actual school exams by including questions that are likely to appear on each grade level exam.

- It consists of short answer and essay questions along with a variety of practical problems that allow you to review important concepts.
- You can try out the CSAT questions in advance by separately providing 'CSAT Preview' questions that are modified versions of previous CSAT questions.

[ Correct answer / Substantial explanation ]

- We provide detailed and friendly explanations to make it easy to understand.
- Includes strategies for avoiding incorrect answers, adding concepts, analyzing data, and descriptive problem solving.