Skip to main content

Dr. Khan's Calculus & Physics Courses and Books

  • All Products
  • Sign In

Welcome to the learning site of natural physics and mathematics by Dr. Khan

Let us make physics and mathematics axiom-free!

All products

  • Where Did the Rules of Arithmetic and Algebra Come from?

    Course

    Unlock the history and concepts of arithmetic, algebra, and trigonometry, and discover the role of imaginary numbers in calculus.

    $25

  • Why Have Modern Physics and Science Avoided Calculus (Workshop Recording)

    Course

    Uncover the truths behind the claims of giants like Newton and Einstein. Question the existing abstract laws and understand the natural laws that shape our world through practical demonstrations and reasoning.

    $25

  • Why Have Modern Physics and Science Avoided Calculus?

    Course

    Modern physics has avoided functional calculus. This is a huge mistake because avoiding calculus prevented scientists and others from including natural object shapes and time evolution properties in physics equations making physics unrealistic.

    $25

View more products
  • Home
  • All Products
© Copyright Dr. Khan's Calculus & Physics Courses and Books 2026
Teach online with Thinkific Open in a new window