Here is a super simple exercise to train your horse to stand still for you to mount at the mounting block.
More videos on training the sidepass to the mounting block on my private training group.
https://ivyshorses.com/product/private-training-group-lifetime-access/
How to feed treats:
https://www.youtube.com/watch?v=lXBy0CeQiMM
Keep your horse from mugging you for treats:
https://youtu.be/V-XX4jkZkh0
Check out my website at http://www.IvysHorses.com