diff --git a/🧠-Educational.md b/🧠-Educational.md
index da3442c5..5b23c3ba 100644
--- a/🧠-Educational.md
+++ b/🧠-Educational.md
@@ -149,7 +149,8 @@
 * [Bridge Command](https://www.bridgecommand.co.uk/) - Bridge Command Ship Simulator
 * [Appropedia](https://www.appropedia.org/) - Sustainability Wiki
 * [British & Exotic Mineralogy](https://www.c82.net/mineralogy/) - Mineralogy Database
-* [AirVectors](https://www.airvectors.net/) - Aircraft Wiki
+* [AirVectors](https://www.airvectors.net/) or [PlaneSpotters](https://www.planespotters.net/) - Aircraft Indexes / Images
+* [ShipSpotting](https://www.shipspotting.com/) - Ship Index / Images
 * [Rookie Road]( https://www.rookieroad.com/) - Sport Guides
 * [Animated Knots](https://www.animatedknots.com/) or [NetKnots](https://www.netknots.com/) - Learn to Tie Knots
 * [Ian's Shoelace Site](https://www.fieggen.com/shoelace/) - Learn to Tie Shoelaces
@@ -263,7 +264,7 @@
 ## ▷ Art / Editing
 
 * 🌐 **[AwesomeAnimeResearch](https://github.com/SerialLain3170/AwesomeAnimeResearch)** - Anime Machine Learning
-* ⭐ **[vads](https://vads.ac.uk/digital/)**, [Painting Index](https://index-of.eu/Paintings/), [rijksstudio](https://www.rijksmuseum.nl/en/rijksstudio), [Haltadefinizione](https://www.haltadefinizione.com/en/), [Artcyclopedia](http://www.artcyclopedia.com/), [The Wolfman Museum of Art](https://wolfmanmuseum.org/), [DarkClassics](https://darkclassics.blogspot.com/), [Arts and Culture](https://artsandculture.google.com/), [European Art](https://photos.app.goo.gl/q5GRdpSvARAqhbSh6), [Museo](https://museo.app/), [Arthur](https://arthur.io/), [WGA](https://www.wga.hu/), [Gallerix](https://gallerix.org/) or [WikiArt](https://www.wikiart.org/) - Digital Art Collections
+* ↪️ **[Digital Art Collections](https://old.reddit.com/r/FREEMEDIAHECKYEAH/wiki/storage#wiki_digital_art_collections)**
 * ⭐ **[Art Study Guide](https://drive.google.com/file/d/1cK9q7oeFRE58MVaSgUql662iGqCXC8Ah/)** - Art Study Guides / Tips
 * ⭐ **[Drawabox](https://drawabox.com/)**, [Croquis Cafe](https://croquis.cafe/), [Drawing Starter Pack Playlist](https://www.youtube.com/playlist?list=PL7KO8uN5A9PJsQIJzecnohhKjtMnSuFtR), [FarsiTuts](https://t.me/farsituts) or [Bill Martin's Guide to Drawing](https://www.guidetodrawing.com/) - Drawing Lessons
 * ⭐ **[Proko](https://www.youtube.com/user/ProkoTV/videos)** - Humanoid Figure Drawing Lesson
@@ -461,9 +462,8 @@
 * [ISS Sim](https://iss-sim.spacex.com/) - ISS Docking Simulator
 * [Transit Finder](https://transit-finder.com/), [Spot The Station](https://spotthestation.nasa.gov/) or [Where The ISS At?](https://wheretheiss.at/) - ISS Transit Tracking
 * [Leolabs Space](https://platform.leolabs.space/visualization) - Low Earth Orbit Simulator
-* [Satellite Map](https://satellitemap.space/) - Satellite Orbit Map
+* [Satellite Map](https://satellitemap.space/), [KeepTrackSpace](https://www.keeptrack.space/), [Find Starlink](https://findstarlink.com/) or [Look4Sat](https://github.com/rt-bishop/Look4Sat) - Satellite Orbit Maps / Trackers
 * [Sky Calendar](https://www.skycalendar.com/skycal/calendar) - Astronomy Calendar
-* [Find Starlink](https://findstarlink.com/) or [Look4Sat](https://github.com/rt-bishop/Look4Sat) - Satellite Trackers
 * [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
 * [nextrocket.space](https://nextrocket.space/) or [RocketLaunch](https://rocketlaunch.org/) - Rocket Launch Trackers
@@ -635,6 +635,7 @@
 * [EuroBirdPortal](https://www.eurobirdportal.org/) - European Bird Distribution Map
 * [BirdSounds](https://experiments.withgoogle.com/ai/bird-sounds/view/) - Thousands of Bird Sounds Visualized
 * [Merlin](https://play.google.com/store/apps/details?id=com.labs.merlinbirdid.app) - Bird Picture / Sound Identification
+* [Featherbase](https://www.featherbase.info/en/home) - Bird Feather Database
 * [BugGuide](https://bugguide.net/) - Insect Identification Community
 * [AntWeb](https://www.antweb.org/) - Ant Species Database
 * [Macroinvertebrates](https://www.macroinvertebrates.org/) - Freshwater Macroinvertebrates Atlas
@@ -814,6 +815,7 @@
 * [Sogang](https://korean.sogang.ac.kr/) or [90 Day Korean](https://www.90daykorean.com/) - Korean Learning Lessons
 * [Mirinae](https://mirinae.io/) - Korean Word Breakdown
 * [National Institute of Korean Language](https://www.korean.go.kr/front_eng/main.do) - Korean Dictionaries / Expression Practice
+* [Hangul Practice](https://dotunwrap.github.io/hangul-recognition/) - Hangul Recognition Test
 * [UltimateKorean](https://ultimatekorean.com/) - Korean Grammar / Vocab Lessons
 * [KoreanKeyboardLearner](https://monikasun88.github.io/KoreanKeyboardLearner/) - Korean Typing Practice
 * [Korean Trainer](http://koreantrainer.mloesch.it/) - Korean Numbers & Date Practice