**Brand Description: Ertan Sinan Şahin Physics Education**

Ertan Sinan Şahin is a leading online education brand specializing in Physics courses, specifically tailored for high school students preparing for Turkey's YKS university entrance exams. Offering comprehensive coverage of the Physics curriculum from 9th to 12th grade, the brand provides a variety of online educational resources, including video lectures, question-solving sessions, and specialized study sets for both the TYT and AYT exams.

Ertan Sinan Şahin's teaching approach emphasizes understanding over memorization, incorporating practical experiments and visual aids to enhance learning. Customers can access weekly live sessions, free content, and the opportunity to engage with instructors through a "Ask a Question, Get an Answer" feature, allowing for personalized support.

Additionally, the brand ensures prompt service with same-day shipping on orders placed before 4 PM and offers free shipping for purchases over 190 TL. The positive feedback from students highlights the effectiveness of the educational materials and the profound impact on their academic success, making Ertan Sinan Şahin a trusted choice for aspiring scientists and engineers in Turkey.