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 jakesmathlessons@gmail.com.
Lessons about integrals:
Rotating volumes with the disk method
Rotating volumes with the cylinder/shell method

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