diff --git a/🧠-Educational.md b/🧠-Educational.md
index 4ed6b68f..052e5f6e 100644
--- a/🧠-Educational.md
+++ b/🧠-Educational.md
@@ -119,6 +119,7 @@
 * [Ted Talks](https://www.ted.com/) - Inspiring and Educational Talks
 * [Stack Exchange](https://stackexchange.com/) or [Quetre](https://quetre.iket.me) - Q&A Communities
 * [ISODN](https://discord.gg/k3zkD2y) - International Science Olympiads Discord Community
+* [Learn About](https://learning.google.com/experiments/learn-about) - ⁠Google's Educational Search AI
 * [AFAIK](https://afaik.io/) - Learning Map / [Discord](https://discord.gg/mMNwRvWM8s)
 * [Open Educational Resources](https://cdn-infographic.pressidium.com/wp-content/uploads/How-to-Search-for-Open-Educational-Resources-Infographic.jpg) - How to Search for Open Educational Resources
 * [AnimaGraffs](https://animagraffs.com/) - Animated Infographs
@@ -229,7 +230,6 @@
 * [Sketchplanations](https://www.sketchplanations.com/) - Explanation Sketches
 * [IEoP](https://iep.utm.edu/fallacy/), [YouLogicalFallacyIs](https://yourlogicalfallacyis.com/), [FallacyFiles](https://fallacyfiles.org/index.html) or [LogicalFallacies](https://www.logicalfallacies.org/) - Learn about Logical Fallacies
 * [YourBias.is](https://yourbias.is/) - Learn about Biases
-* [RationalWiki](https://rationalwiki.org/) - Pseudoscience Refutation Wiki
 * [Advanced Logic Calculators](https://github.com/fmhy/FMHY/wiki/FMHY%E2%80%90Notes.md#advanced-logic-calculators)
 * [Kialo](https://www.kialo.com/) - Debates / Discussion
 * [WikEnigma](https://wikenigma.org.uk/) - 'Known Unknowns' Wiki
@@ -246,7 +246,7 @@
 * ↪️ **[Sheet Music / Notation](https://www.reddit.com/r/FREEMEDIAHECKYEAH/wiki/audio#wiki_.25B7_sheet_music_.2F_notation)**
 * ⭐ **[Muted](https://muted.io/)**, **[Open Music Theory](https://viva.pressbooks.pub/openmusictheory/)** / [2](https://openmusictheory.github.io/), [Chromatone](https://chromatone.center/), [Teoria](https://www.teoria.com/index.php), [SimplifyingTheory](https://www.simplifyingtheory.com/), [LightNote](https://www.lightnote.co/) or [Music Theory](https://www.musictheory.net/) - Music Theory
 * [AudioZ](https://audioz.download/tutorials/) - Audio Courses / [Forum](https://audiosex.pro/)
-* [Helio](https://helio.fm/) or [NoteHeads](https://noteheads.net/) - Music Composition Tools
+* [Helio](https://helio.fm/ / [GitHub](https://github.com/helio-fm/helio-sequencer) or [NoteHeads](https://noteheads.net/) - Music Composition Tools
 * [MusicKit](https://musickit.jull.dev/) or [Tone Generator](https://www.szynalski.com/tone-generator/) - Metronome, Tuner & Tone Generators
 * [Tuner Ninja](https://tuner.ninja/) - Instrument Tuner
 * [Circle of Fifths](https://muted.io/circle-of-fifths/) - Visualize Notes, Cords & Keys
@@ -430,7 +430,6 @@
 * [Spitfire Panorama](https://www.haraldjoergens.com/panoramas/spitfire-td314/files/) - Spitfire Mark IX Cockpit Interactve Panorama
 * [Virtual Vist Tours](https://www.virtualvisittours.com/) - Ireland Virtual Tours
 * [Matterport](https://matterport.com/discover) - Explore Real Places Digitally
-* [Hashima Island](https://www.hashima-island.co.uk/) - Hashima Island Virtual Tour
 * [Basilica Viewer](https://virtual.basilicasanpietro.va/en/basilica-viewer/) - St. Peter’s Basilica Tour
 * [360Cities](https://www.360cities.net/), [Zhijianshang](https://www.zhijianshang.com/) or [Airpano](https://www.airpano.com/) - 360 Images / Videos
 * [Smithsonian 3D](https://3d.si.edu/) - Smithsonian 3D Digitization Museum
@@ -700,7 +699,7 @@
 * [University of Minnesota Histology](https://www.histologyguide.org/index.html) or [University of Leeds Histology](http://histology.leeds.ac.uk/) - Histology Guides
 * [Tulane University Pharmacology](https://tmedweb.tulane.edu/pharmwiki/doku.php/start) - Pharmacology Info & Quizzes
 * [Antibiotics Summary](https://imgur.com/rADmmfy) - Antibiotics Summary Image
-* [ECGPedia](https://ecgpedia.org/), [Healio ECG Review](https://www.healio.com/cardiology/learn-the-heart/ecg-review), [ECG Library](https://www.ecglibrary.com/) or [Litfl](https://litfl.com/ecg-library/) - ECG Information
+* [Healio ECG Review](https://www.healio.com/cardiology/learn-the-heart/ecg-review), [ECG Library](https://www.ecglibrary.com/) or [Litfl](https://litfl.com/ecg-library/) - ECG Information
 * [The ECG Course](https://www.youtube.com/playlist?list=PLVRaFpHAzzCgJdurDKLdG464Z2sMAy4oY) - ECG Video Course
 * [ECG Wave-Maven: Self-Assessment Program](https://ecg.bidmc.harvard.edu/maven/mavenmain.asp) - ECG Practice
 * [Hyper Heart](https://library.med.utah.edu/kw/pharm/hyperheart/#animation_container) - Massey University Heart Animation