Exam Sprint Sign in

Home Lessons Quick lessons Courses Ask Merit AI Tutors Merit Tutors' Videos

Study tools

Tonight's planPlus Exam Sprint My schedulePlus ProgressPlus

Exam Sprint

Your exam, planned day by day.

Free diagnostic in 10 minutes.

Lessons for what you're learning in class. Merit Plus suggests videos for what you're learning in class. Free for your first month.

Sign in to save lessons, track topics, and get a study plan.

Popular courses AP Calculus BC AP United States History AP Physics 1: Algebra-Based AP Computer Science A AP Environmental Science AP Precalculus AP Statistics

Top channels

Heimler's History

The Organic Chemistry Tutor

Michael Porinchak - AP Statistics & AP Precalculus

Pricing For teachers How ranking works About Merit

About Privacy Terms

Videos play on YouTube. AP® and SAT® are trademarks of the College Board, which is not affiliated with Merit.

© 2026 Merit

Home Lessons Courses Ask AI Tutors Plan Sprint You

Polychoron Productions

@polychoronproductions· 18K subscribers· 6 lessons on Merit· 6 topics

AP Physics 1: Algebra-Based · AP Music Theory

View on YouTube

AP® Physics 1: Kinematics (Unit 1)

Polychoron Productions

180K views on YouTube · 5 years ago

Physics 1 · Position, Velocity, and Acceleration

AP® Physics 1: Forces and Newton's Laws (Unit 2)

Polychoron Productions

126K views on YouTube · 5 years ago

Physics 1 · Newton's Laws of Motion

Voice Leading in One Minute

Polychoron Productions

26K views on YouTube · 5 years ago

Music Theory · Four-Part Voice Leading

AP® Physics 1: Work, Energy, and Power (Unit 3)

Polychoron Productions

6.8K views on YouTube · 10 months ago

Physics 1 · Power

AP® Physics 1: Linear Momentum and Impulse (Unit 4)

Polychoron Productions

4K views on YouTube · 1 year ago

Physics 1 · Impulse and Momentum

AP® Physics 1: Torque and Rotational Dynamics (Unit 5)

Polychoron Productions

1.1K views on YouTube · 6 months ago

Physics 1 · Torque and Rotational Inertia