Merge pull request #498 from SaifMahmud366/the-powder-toy-game

Educational Game Added

README.md

@@ -923,6 +923,7 @@ A list of **Free** and **Open Source Software** ***(FOSS)*** for **Android** –
 * [**Learning Memory**](https://github.com/niccokunzmann/app.memory.quelltext.eu) <sup>**[[F-Droid](https://f-droid.org/app/eu.quelltext.memory)]**</sup>
 * [**Quick Calculation**](https://github.com/SubhamTyagi/quick-calculation) <sup>**[[F-Droid](https://f-droid.org/app/io.github.subhamtyagi.quickcalculation)]**</sup>
 * [**RUTMath**](https://github.com/przemarbor/RUTMath) <sup>**[[F-Droid](https://f-droid.org/app/com.hexbit.rutmath)]**</sup>
+* [**The Powder Toy**](https://github.com/The-Powder-Toy/The-Powder-Toy)
 * [**Tux Math**](https://gitlab.com/Afrikalan/tuxmath-android) <sup>**[[F-Droid](https://f-droid.org/app/org.afrikalan.tuxmath)]**</sup>
 
 ### • Emulator