Regular price: 600 yen → 500 yen ★ Science Series for Difficult Schools (Deviation Score of 60 or Higher) This series condenses the key points and knowledge/know-how for passing the science exams of recent junior high school entrance examinations, focusing on frequently tested areas. ・Structure: Key Points + Knowledge Check + Important Problems and Explanations (3-part structure) ※ Explanations are linked to the key points to facilitate knowledge retention. ※ Difficulty levels are indicated. 〇 Key Points + Knowledge Check cover the same content as science for upper-middle-ranking schools. ・See "Photos" for samples of the Key Point Print, Knowledge Check Print, and Past Exam Print. ＜Print Overview＞ ・Difficulty Level: S: Difficult, A: Advanced, B: Standard, C: Basic ・A4, 16 pages, Black and White ■ Main Contents of Each Print Listed in the order of Field, Print Number, A4 Sheets (Pages), Number of Problems, Difficulty Level, and Main Contents 2. Light and Lenses, etc. R32 5(16) 10 C〜A Light sources and light rays, reflection of light and mirrors, refraction of light and convex lenses, heat transfer, sound, buoyancy and density