diff --git a/🧠-Educational.md b/🧠-Educational.md
index 334da625..f0dc42b8 100644
--- a/🧠-Educational.md
+++ b/🧠-Educational.md
@@ -467,7 +467,7 @@
 * [Nights on Earth](https://nightsonearth.com/) - Astronomical Event Calendar
 * [Space Weather News](https://spaceweathernews.com/) or [SpaceWeather](https://spaceweather.com/) - Space Weather Updates / [Videos](https://www.youtube.com/user/Suspicious0bservers)
 * [Andegraf Rockets](https://rockets.andegraf.com/) - Rocket Diagrams
-* [⁠Next Spaceflight(https://nextspaceflight.com/), [nextrocket.space](https://nextrocket.space/) or [RocketLaunch](https://rocketlaunch.org/) - Rocket Launch / Space Flight Trackers
+* [⁠Next Spaceflight](https://nextspaceflight.com/), [nextrocket.space](https://nextrocket.space/) or [RocketLaunch](https://rocketlaunch.org/) - Rocket Launch / Space Flight Trackers
 * [Interactive Apollo Missions](https://apolloinrealtime.org/) or [FirstMenOnTheMoon](https://www.firstmenonthemoon.com/) - Apollo in Realtime
 * [SunCalc](https://www.suncalc.org/), [ShadeMap](https://shademap.app/) or [MoonCalc](https://www.mooncalc.org/) - Sun / Moon Position
 * [Earth and Moon Viewer](https://www.fourmilab.ch/cgi-bin/Earth) - Earth / Moon Latitude and Longitude Viewer
@@ -1343,7 +1343,6 @@
 * [Genetry](https://genetry.carrd.co/) or [Lec.Branch](https://t.me/addlist/pgaJblpaVWIwYjFl) - JEE Lectures
 * [YouTube Lengths](https://redd.it/1614jn5), [Fastlane Lengths](https://redd.it/17d1qt3) or [Normal Lane Lengths](https://redd.it/183er1y) - Lecture Lengths / Data
 * [MarksAPP](https://web.getmarks.app/) - Guides / Study Material / [Telegram](https://telegram.me/getmarksapp)
-* [Adv Study Material](https://rentry.co/FMHYBase64#jee-study) - Guides / Study Material
 * [DoubtNut](https://www.doubtnut.com/) - Solutions / Help / [Ad-Bypass](https://greasyfork.org/en/scripts/534790)
 
 ***