Is BetterExplained free?

Yes. BetterExplained is free and does not ask you to register or hand over an email address before you can use it.

How long does BetterExplained take?

Five to fifteen minutes of proper attention. We file it under "Coffee break" — maths taught as intuition first, notation afterwards.

Does BetterExplained work on a phone?

Yes. BetterExplained works on a phone as well as it does on a laptop.

Explain Everything

BetterExplained

Maths taught as intuition first, notation afterwards

Visit betterexplained.com More Explain Everything

betterexplained.com

Coffee break · Works anywhere

Free, no sign-up · online since 2006

What BetterExplained actually is

Standard maths topics get rebuilt around an analogy that arrives before any symbols do, covering e, imaginary numbers, calculus, Bayes' theorem and Fourier transforms. Kalid Azad states plainly what the textbook version leaves out, then supplies the missing picture.

Why it is worth your time

The account of e as continuous compound growth is the one that leaves people wondering why nobody taught it that way in the first place.

Common questions

Is BetterExplained free?: Yes. BetterExplained is free and does not ask you to register or hand over an email address before you can use it.
How long does BetterExplained take?: Five to fifteen minutes of proper attention. We file it under "Coffee break" — maths taught as intuition first, notation afterwards.
Does BetterExplained work on a phone?: Yes. BetterExplained works on a phone as well as it does on a laptop.
What kind of site is BetterExplained?: We list it under Explain Everything — hard things, made suddenly obvious. The account of e as continuous compound growth is the one that leaves people wondering why nobody taught it that way in the first place.

Keep going

If you liked BetterExplained

Picked for a shared category and overlapping vibe, not for popularity.

Browse everything

HowStuffWorks

howstuffworks.com

Plain answers to how ordinary machines actually work

Explain EverythingCoffee breakFree, no sign-up

PhET Interactive Simulations

phet.colorado.edu

Free lab equipment for physics, chemistry and maths

Explain EverythingCoffee breakFree, no sign-up

A Primer on Bézier Curves

pomax.github.io

Everything about the curve behind every vector graphic

Explain EverythingRabbit holeFree, no sign-up

CPU Land

cpu.land

What happens between typing a command and seeing output

Explain EverythingRabbit holeFree, no sign-up

Red Blob Games

redblobgames.com

Game maths, explained with diagrams you can drag

Explain EverythingRabbit holeFree, no sign-up

Animagraffs

animagraffs.com

Machines taken apart in animation, layer by layer

Explain EverythingCoffee breakFree, no sign-up

Loading page

Explain Everything

BetterExplained

Maths taught as intuition first, notation afterwards

Visit betterexplained.com More Explain Everything

betterexplained.com

Coffee break · Works anywhere

Free, no sign-up · online since 2006

What BetterExplained actually is

Why it is worth your time

The account of e as continuous compound growth is the one that leaves people wondering why nobody taught it that way in the first place.

Common questions

Is BetterExplained free?: Yes. BetterExplained is free and does not ask you to register or hand over an email address before you can use it.
How long does BetterExplained take?: Five to fifteen minutes of proper attention. We file it under "Coffee break" — maths taught as intuition first, notation afterwards.
Does BetterExplained work on a phone?: Yes. BetterExplained works on a phone as well as it does on a laptop.
What kind of site is BetterExplained?: We list it under Explain Everything — hard things, made suddenly obvious. The account of e as continuous compound growth is the one that leaves people wondering why nobody taught it that way in the first place.