Java and Gradebook Steps on Macs

First Step - Uninstall Java 7 (45 version)

1) Click on Finder

2) Click on Applications tab on the sidebar

3) In the Search box enter JavaAppletPlugin.plugin

4) This will find the JavaAppletPlugin file

5) Right click on this file and select Move to Trash

6) Empty your Trash

To install the version of Java that does work (only after doing steps above):

1) Download the jre-7u40-macosx-x643.dmg from internet or from this link: Java 40 DMG

2) Double click on the file  jre-7u40-macosx-x643.dmg

3) Once it's finished installing, do a restart on your laptop

4) Open PowerSchool and Launch gradebook normally.