AR Apps

1- ar app for marker and portal: user scan the marker, then the portal is spawned 

Demo: https://drive.google.com/file/d/1LDZWPOfGiZnohihxoTwEiIVZRHY54PI2/view?usp=drive...

2- slope app: educational app, user can change the angle and notice the change in the slope percentage and car speed.

Demo: https://drive.google.com/file/d/1rblbbX91xZ9pHtLMFNajEmaTh1qfoz-1/view?usp=drive...