Get your best Duolingo English Test score as quickly and easily as possible. Complete preparation course for the DET.
InstructorJosh MacPhersonThe curriculum is organized into dedicated modules for various formats, including Read and Select, Fill in the Blanks, and Interactive Reading/Listening.
Instruction provides step-by-step guidelines for test-day behavior and specific question types to help build confidence.
Editorial course preview
These 3 complementary views highlight concrete, legible examples from the course presentation.
This slide outlines the DET Success Course study plans, offering flexible preparation timelines of two days, one week, two weeks, or one month to suit different schedules.
This graphic illustrates the strategic approach of the course, visually supporting the summary's claim that students will learn tips, tricks, and strategies to handle pitfalls in the exam.
Josh MacPherson, identified by an on-screen graphic as the Head Instructor of TST Prep, is shown speaking directly to the camera in a professional setting.
One signal from March 2026 suggests a need for more diverse writing examples; however, the February 2026 update label does not prove this was addressed.
One signal from November 2024 notes that some content or examples may be repeated across multiple videos; the March 2026 update label does not prove a correction.
The course targets intermediate learners, but signals suggest it may not be suitable for those starting from zero proficiency.
