Dr. Sarah Mitchell

Aslam Khayer

GRE | GMAT | SAT | TOEFL | IELTS

GRE GMAT SAT TOFEL IELTS ACT NCC
ielts 9.5

About the Instructor

Aslam Khayer is widely regarded as one of Bangladesh’s most experienced standardized test instructors, with more than 15 years of teaching GRE, GMAT, SAT, IELTS, TOEFL at leading institutions. His experience and results make him a natural guardian of academic quality in Princeton Prep’s test-prep programs. Advisory Focus (Non-Payroll): · Academic standards for GRE/GMAT/SAT/IELTS/TOEFL · Pedagogical approaches and test logic · Input on instructor development and curriculum refinement Serves as a non-payroll, voluntary leadership member focused on academic excellence.

Academic & Professional Background

BA

University of Dhaka

2018

University of Dhaka

Exams & Subjects Taught

GRE

Sub-skills Covered:

  • Verbal Reasoning
  • Quantitative Reasoning
  • Analytical Writing

Teaching Modes:

Online Offline Hybrid

GMAT

Sub-skills Covered:

  • Quantitative
  • Verbal
  • Integrated Reasoning
  • AWA

Teaching Modes:

Online Hybrid

SAT

Sub-skills Covered:

  • Math
  • Evidence-Based Reading
  • Writing & Language

Teaching Modes:

Online Offline Hybrid

IELTS

Sub-skills Covered:

  • Reading
  • Writing
  • Listening
  • Speaking

Teaching Modes:

Online Offline Hybrid

TOEFL

Sub-skills Covered:

  • Reading
  • Writing
  • Listening
  • Speaking

Teaching Modes:

Online Offline Hybrid

IELTS

Sub-skills Covered:

  • Reading
  • Writing
  • Listening
  • Speaking

Teaching Modes:

Online Offline

TOEFL

Sub-skills Covered:

  • Reading
  • Writing
  • Listening
  • Speaking

Teaching Modes:

Online Offline Hybrid

LSAT

Sub-skills Covered:

  • Logical Reasoning
  • Analytical Reasoning
  • Reading Comprehension

Teaching Modes:

Online Hybrid

Courses Currently Offered

GRE New Course

General

Duration:

Schedule: |

Starts: August 17, 2026

0 seats

Teaching Approach & Methodology

Senior Instructor

(Non-Payroll Contributor)

Student Results & Impact

2,500+

Students Taught

18 pts

Average Score Improvement

96%

Target Score Achievement

Score Improvement Highlights

GRE
Alex K.
GRE Student
Before

305

After

330

IELTS
Priya M.
IELTS Student
Before

6.5

After

8.0

GMAT
James L.
GMAT Student
Before

580

After

710

SAT
Emma R.
SAT Student
Before

1200

After

1480

What Students Say

"Dr. Mitchell's teaching transformed my approach to the GRE."

Michael C. GRE 335

"Best IELTS instructor. Achieved Band 8.5 in 6 weeks."

Fatima A. IELTS 8.5

"Personalized feedback made all the difference."

David W. GMAT 720

Availability & Class Format

Availability

Monday Available

Teaching Modes

Online Classes

Class Size Preference

25-25

25

Academic Integrity Statement

Princeton Prep instructors follow strict academic integrity standards. We guide, teach, and mentor — we never engage in unethical practices. Our commitment is to help students develop genuine skills and knowledge that lead to authentic success.

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