Read title.

u don't

figure it out, nobody here knows how

uhh so you build something that looks like one

Quote from Fortain , 09:43 PM 16/02/2020
uhh so you build something that looks like one

I mean scripting wise

I made a script for you
Go ahead and read it!
http://bunnynabbit.ddns.net/jumpBricks.js
Name a brick "bounce" if you want trampolines
Name a brick "sticky" if you want a no jump block
Name a brick "mud" if you want a low jump block
https://gyazo.com/2bd6748d17249c0b5ba81bbaf865e886