If the lesson or problem you are looking for isn’t on this list please send me an email to let me know about it at

Lessons about integrals:

Integration by u-substitution

Integration by parts

Rotating volumes with the disk method

Rotating volumes with the cylinder/shell method

Work with me

Extra problems about integrals:

Solution – How to Find the Integral of \(f(x)=e^x+x^e\)

Integration by parts practice problems

Washer method practice problem

Washer method – rotate around a vertical line

Cylinder/Shell Method – Rotate around a horizontal line