Good IB HL / SL Physics sites

For interactive simulations, this is a great site:

https://www.physicsclassroom.com/Physics-Interactives

Here is a screenshot of a simulation of a standing wave.

An example of one of their simulations is here:

Launch Interactive

There are excellent sites for reviewing notes and to give an overview of which topics are covered.

And finally, there is this site giving worksheets by topic:

https://www.andrews.edu/~rwright/physics/worksheets/phyws.php

Enjoy!