"中学理科 : 生物 物理 化学 地学" is the first installment in the smartphone middle school series for high school entrance exams. This educational app allows students to efficiently study science subjects such as biology, physics, chemistry, and geology. With a total of 719 questions across these four fields, students can choose specific topics to focus on and test their knowledge. Each question presents 2-4 answer choices, and the app displays the correct answer percentage for each field, allowing students to track their progress easily. The app also provides detailed explanations for each question and marks completed fields with a "Perfect" label. With a response time ofseconds per question, students can learn at their own pace during their free time. The app also features a "Weak List" where students can save questions they answered incorrectly and review them later, enabling efficient learning of their weaker areas.

The app's functionality includes a "Check" feature to review the basic knowledge of each unit, a "Test" feature to practice questions and receive scores, and a "Weak List" feature to review incorrectly answered questions by unit.