https://koala-classroom-us-east-1.s3-accelerate.amazonaws.com/Mac/Launcher/Koala-Installer-v0.1.2.dmg

https://koala-classroom-us-east-1.s3-accelerate.amazonaws.com/Windows/Launcher/Koala-Setup-v0.1.2.exe

https://app.koala-classroom.com/