Science Courses – Online Classes with Videos | has engaging online science courses in biology, chemistry, physics, environmental science, and more! Our self-paced video lessons can help you study for exams, earn college credit, or boost your grades. Choose a course and get started!

How It Works

  • Choose an online science course: We offer physics, environmental science, Earth science, chemistry, health and biology courses to middle and high school students as well as college students and adult learners.
  • Watch fun video lessons: Illustrated video lessons make it easier to take on even the trickiest science topics, like stoichiometric calculations and special relativity.
  • Take practice quizzes and tests: Use these online resources to assess your understanding of course material and pass science exams with flying colors.
  • Study on the go: Use the Android mobile app to study your Science classes from the comfort of your home or on the go. We also have a iOS mobile app to study your Science classes.
  • Get help from our science instructors: Our experienced teachers are available to answer any science questions that might be bothering you.

Who Are Our Courses For?

  • Middle school students who want to earn better grades in science
  • High school students taking AP courses or preparing for exit exams or college admissions tests
  • College students who want to earn general education course credits
  • Adult learners looking for GED study guides or continuing education courses
  • Prospective science teachers preparing for subject area licensing exams

Why Our Courses Work

  • Learn where you want: Our online science course format allows you to access study materials on your computer, tablet, or mobile device wherever it’s convenient for you.
  • Study at your own pace: Watch as many lessons at a time as you want and review course content as often as you need.
  • Track your progress: See how much of a course you’ve completed with a personal dashboard that displays the number of quizzes passed and lessons viewed.
  • Access all courses: Find resources for other subjects you’d like help with or explore additional science topics. You can access all of our online courses with the same subscription.