https://mcstutoring.com/
You can purchase your copy of PARA2A here: https://mcstutoring.com/product/your...
Now you'll find out 80% of the info you need on a worksheet or quiz about parabolas.
If there are features you'd like to see in a future iteration of PARA, please comment. We'll read them and incorporate what users want (within reason).
You can find videos to help you use resources for math, such as your TI 84 calculator, along with other resources.
If you'd like online math tutoring, contact mcstutoring.com.