Online courses and exam preparation - proprep™

The best way to learn STEM

Video-based tutorials and study guides tailored to your course textbook or syllabus.

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Popular textbooks:

Calculus Early Transcendentals

Chemistry The Molecular Nature

Popular textbooks

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Popular school:

Rutgers University

New York University

School

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Need more practice for your STEM courses?
We give the ability to practice at your own speed
with personalized courses adjusted to your needs.
Not sure where to start?
The key to acing any STEM class is getting plenty of practice.
Our videos take you step by step through each problem and solution for all of your course's topics.

The answer is not studying harder

Say goodbye to test anxiety

Studying with our videos and practice problems empowers you to tackle your toughest subjects with confidence.

Do better than just passing

With over 10 years experience and video tutorials on 50,000+ topics — we know exactly what students need to excel.

Enjoy more free time

When you study smart, you'll not only ace your classes but you will have more time to enjoy college life

All your textbooks, explained

Our library includes tutorials on a huge selection of textbooks. Each chapter is broken down into concise video explanations to ensure every single concept is understood.

Binge watch a whole series of video tutorials or just pick and choose the topics you need help with. Prepare for your final with our practice problems and video solutions.

What you can learn

9 subjects

University Algebra

Pre Calculus

Linear Algebra

Calculus I, II and III

Probability

Statistics

Ordinary Differential Equations

Physics 1
Mechanics, Waves and Thermodynamics

Physics 2
Electricity and Magnetism

Physics Arabic
Introdution Course

General Chemistry

Complex Functions

Video courses that match your textbook

Start learning now and get full access to all content

Why students love us

Streamlined learning experience

Master any subject in 3 steps: Watch the video tutorials, solve the practice problems, and then watch the video solutions.

Built for the modern attention span

Our courses are broken into bite-sized modules — the optimal way to learn according to neuroscience.

Created and taught by professors

We don't sacrifice on quality instruction. All our courses are led by top lecturers and academics.

What students are saying

Jeffrey Chen

Rutgers University

"Both the video lectures and practice problems are excellent-they are custom-tailored around the syllabi for these classes."

Daniel Podelko

University of California Davis

"The personalized videos helped explain what the lecture didn't and the practice problems really helped me study for the exams!"

Jason Blatt

Rutgers University

"Amazingly useful study tool. Highly recommended to all university students."

Marc Nechmad

Rutgers University

"Proprep is a must-have study tool! Totally recommend it to anyone who needs a little extra help outside of class!"

Rahul Debnath

City College CUNY

"One of the most useful and effective study materials I've ever used.... is easy to navigate and contains a large amount of material and resources."

Sophia Valencia

University of San Francisco

"I love Proprep! ...they really want to help you learn. The courses are explained really well so you know you’re in good hands!"

Watch anywhere, anytime, on any device.

Studying with Proprep means you have the ultimate flexibility to choose your schedule, your speed, and your location. Figure out what works best for you.

Oh, and no more panicking because you overslept and missed class. Everything you need to succeed is right here.