Here is an example of a scrollable data table with vertical and horizontal scroll and a fixed header. Data design: https://www.sketchappsources.com/free-source/3706-datatable-with-horizontal-scroll-sketch-freebie-resource.html

2 types of modals / popup examples

Red light / Green light game from Squid Game

Swipe to see some Porsche models. Tap on a car to get more information on that car. The project is using States and State animations