Learn
Level 1 of 3
SAR99until 1 July 2027
Notes and explanation videos.
- Structured notes
- Explanation videos
- Summary notes
- Mind maps
Biology Tahsili
Build confidence in Biology.
A complete Biology course with structured notes, explanation videos, practice questions, lesson tests and past-paper-style preparation, designed to help you understand, practise and excel.
- 41Lessons
- 1,452Questions
- Your own paceAnytime, anywhere
- Self-paced
- Online access
- No fixed class schedule
What you get in Biology
Everything you need for complete preparation, in one place.
Structured Notes
Clear, concise notes covering all key topics in Biology.
Explanation Videos
Step-by-step videos that simplify complex concepts.
Basic Questions
Build your foundation with topic-wise questions.
Extended Questions
Challenge yourself with higher-level questions.
Lesson Tests
Test your understanding after each lesson, with instant feedback.
Past-Paper Practice
Prepare with exam-style questions in the real Tahsili format.
Choose your Biology package
Pick the package that fits your goals. Pay once for the whole period.
Practice
Level 2 of 3SAR149until 1 July 2027
Notes, videos, and basic and extended questions.
- Everything in Learn
- Topic-wise basic questions
- Extended questions
- Video solutions to questions
Master
Level 3 of 3SAR199until 1 July 2027
Everything: notes, questions, lesson tests and past papers.
- Everything in Practice
- Lesson tests
- Video solutions to tests
- Past-paper practice
- Past-paper video solutions
Best value Full access
Every subject
SAR599until 1 July 2027
Every subject and every feature for a full year.
- Everything in Master
- All 4 subjects, not just one
- Every feature in every subject
- Explanation videos throughout
Full access for a shorter time: 1 month SAR 149 · 3 months SAR 299
Want more later? Buy a higher level any time; access from both packages adds together.
Student success
Real students. Real progress.
100SAAT
“The structured plan and targeted practice helped me stay focused and reach my goal.”
Ammar A.
Class of 2024
- 98 SAAT
I knew what to focus on.
“The concise booklets gave me a clear focus for all four subjects. The explanations were simple and relevant, which made my revision much more effective.”
Omar A.
Class of 2022
- 97 SAAT
Small groups. Space for every question.
“The small study groups and extensive resources made a huge difference. I was always able to ask questions and get clear answers.”
Abdul Rahman A.
Class of 2023
Ready to master Biology?
Choose your Biology package now and take the next step towards exam success.
Frequently asked questions
Quick answers to common questions about our courses.
What is Tahsili Expert?
Tahsili Expert is a digital learning platform that provides structured, exam-focused preparation resources for students preparing for standardized examinations in the Kingdom of Saudi Arabia, with a current primary focus on the Tahsili (SAAT) exam.
Is Tahsili Expert officially affiliated with the Tahsili exam or any Saudi authority?
No. Tahsili Expert is an independent educational platform. We are not affiliated with, endorsed by, or officially connected to any examination authority, government body, or institution in Saudi Arabia. All references to exams are for educational and preparatory purposes only.
Does Tahsili Expert guarantee exam success or specific scores?
No. Tahsili Expert does not guarantee:
- specific scores or ranks,
- passing any exam, or
- university admissions.
Exam results depend on student effort, consistency, prior knowledge, and exam conditions. Our role is to support preparation, not to promise outcomes.
What subjects or exams does Tahsili Expert cover?
Currently, Tahsili Expert focuses on Tahsili (SAAT) preparation. We plan to expand to other major Saudi examinations in the future, but only after meeting the same academic and quality standards applied to our current offerings.