diff --git a/🧠-Educational.md b/🧠-Educational.md
index de212176..f6afdd1b 100644
--- a/🧠-Educational.md
+++ b/🧠-Educational.md
@@ -295,7 +295,7 @@
 
 ***
 
-# ► [Development](https://www.reddit.com/r/FREEMEDIAHECKYEAH/wiki/dev-tools#wiki_.25BA_learning_.2F_cheatsheets)
+# ► [Development](https://www.reddit.com/r/FREEMEDIAHECKYEAH/wiki/dev-tools#wiki_.25BA_learning_.2F_cheat_sheets)
 
 ***
 
@@ -412,6 +412,7 @@
 * [Falstad](http://www.falstad.com/) - *Math & Physics Apps / Simulations* 
 * [Physics Simulations](https://www.csun.edu/science/software/simulations/physics.html) or [MyPhysicsLab](https://www.myphysicslab.com/index-en.html) - *Physics Simulations / Animations*
 * [Physics Saviary](https://thephysicsaviary.com/Physics/Programs/Tools/find.php) - *Physics Tools* 
+* [CertCommunity](https://www.certcommunity.org/forum/) - *IT Tutorials*
 * [Theban Mapping Project](https://thebanmappingproject.com/) - *Valley of the Kings Map* 
 * [AP World History Notes Visual](https://worldmap.harvard.edu/maps/5565) - *World History Map with Visual Notes* 
 * [American Panorama](https://dsl.richmond.edu/panorama/) - *Interactive US Historical Maps*