NOTE: this install is for version 1.18.2 – for previous versions contact ginger@illinois.edu – we are not longer bundling the WHIMC client as a standalone.
1. First, make sure you have the latest version of the Java JDK installed:

2. Next, download MultiMC for free online:

3. Now, go ahead and launch MultiMC, if you may get a warning – make sure to permit it:
4. After this you’ll need to add the WHIMC instance, add it like this:
Instructor (teacher) instance:
https://uofi.box.com/shared/static/9exbtjrgosutx70nu8fwk7b5dy0qjqbj.zip
Participant (kid) instance:
https://uofi.box.com/shared/static/c9pq274316gi2w6xgfujogowhh5pjiep.zip

5. Finally, login with your Minecraft Java Edition account:
You’re good to go, launch the instance!