Choose length, mass
https://www.simbucket.com/videomotionanalysis/pendulum-lab-simplified-controls/
Change the angle of a mass on a spring on an air track and measure T
https://app.pivotinteractives.com/activities/5a62b46b27d1ee00206093a8/preview
Helen rates this resource as good
Pendulum waves in 2D
Change k, m, A, g, see x /t graph
http://www.thephysicsaviary.com/Physics/Programs/Labs/OscillationLab/index.html
Change l, m, g, See x, v, a, E/t
Rank the acceleration of objects
https://app.pivotinteractives.com/activities/599725fe1eb16f0017511327/preview
Change r, T, m, see x, v, a, F
Change k, m, see Energy vs time graph ke/pe
http://physics.bu.edu/~duffy/HTML5/mass_on_spring_energy.html
Helen rates this resource as good
Find angular velocity of points on a rotating disc
https://app.pivotinteractives.com/activities/5a46d0e0aac06e002074872b/preview