This is the Gadot Game Engine version of the Cosmic Math game that was initially developed using Unity3D and distributed on the Windows Store.
[url]https://www.microsoft.com/en-ca/p/cosmic-math/9pkxwn5czhxk[/url]
The reason for the change to Gadot Game Engine is more for future proof and to have it available as a potential Open Source Project. Initial plans is to have it this new version distributed on Linux and Windows platforms, and eventually MacOS.