1. Educational resources: the study group usually provides professional teachers or tutors, they will provide students with customized educational content and practical activities to help students more in-depth understanding of the scenic area of the history, culture and scientific knowledge.

2. Safety: The study group will provide professional safety guarantee to ensure that students will not be hurt by accidents during the visit. In addition, the study group will also purchase appropriate insurance for students.

3. Transportation arrangements: the study group will arrange suitable transportation for students to ensure that the students in the journey comfort and safety.

4. Accommodation and catering: Study tours usually provide students with comfortable accommodation and reasonable catering arrangements to ensure the quality of life of students during the visit.

5. Team management: The organizers of study tours need to invest a lot of energy in team management, including coordinating the time of visiting various attractions and dealing with emergencies.

6. Other activities and resources: Study tours may also include other special activities, such as lectures, practical courses, etc., which may add extra costs.

From the above aspects, the pricing of study tours includes many additional services and resources, and thus differs from the price of buying tickets separately. However, regarding whether the pricing is reasonable, it depends on the specific study tour program. When choosing study tours, consumers can choose the one that best suits their needs by comparing the prices and service contents of different programs. At the same time, the relevant departments also need to strengthen the supervision of the study group market to ensure that consumer rights and interests are protected.