Desmos: https://www.desmos.com/
Online TI-84: https://mn.testnav.com/client/index.html#login?username=LGN265231722&password=L5E4J8P8 (A screen might pop up telling you to redirect, just click on the link and it will bring you to the correct site, after the site loads hit start twice and then click on the calculator button)
Online TI-30:https://mn.testnav.com/client/index.html#login?username=LGN014220188&password=B3FT7JJK
Gizmo: https://www.explorelearning.com/
Phet: https://phet.colorado.edu/en/simulations/filter?subjects=math&sort=alpha&view=grid
IXL Link: https://www.ixl.com/signin/sebeka
Help finding the sides of the X for AC split problems: https://researchmaniacs.com/Math/Quadratic/What-Two-Numbers-Multiply-To-One-Number-And-Add-Up-To-Another-Number.html