diff --git a/packages/Sandblocks-Core/SBExploriants.class.st b/packages/Sandblocks-Babylonian/SBExploriants.class.st
similarity index 96%
rename from packages/Sandblocks-Core/SBExploriants.class.st
rename to packages/Sandblocks-Babylonian/SBExploriants.class.st
index 447e7450..2a43ff42 100644
--- a/packages/Sandblocks-Core/SBExploriants.class.st
+++ b/packages/Sandblocks-Babylonian/SBExploriants.class.st
@@ -4,7 +4,7 @@ Class {
 	#classInstVars : [
 		'uniqueInstance'
 	],
-	#category : #'Sandblocks-Core'
+	#category : #'Sandblocks-Babylonian'
 }
 
 { #category : #accessing }
diff --git a/packages/Sandblocks-Core/SBExploriantsView.class.st b/packages/Sandblocks-Babylonian/SBExploriantsView.class.st
similarity index 98%
rename from packages/Sandblocks-Core/SBExploriantsView.class.st
rename to packages/Sandblocks-Babylonian/SBExploriantsView.class.st
index 8542cee8..ccfa77f5 100644
--- a/packages/Sandblocks-Core/SBExploriantsView.class.st
+++ b/packages/Sandblocks-Babylonian/SBExploriantsView.class.st
@@ -1,7 +1,7 @@
 Class {
 	#name : #SBExploriantsView,
 	#superclass : #SBNamedBlock,
-	#category : #'Sandblocks-Core'
+	#category : #'Sandblocks-Babylonian'
 }
 
 { #category : #'instance creation' }
diff --git a/packages/Sandblocks-Core/SBResultsView.class.st b/packages/Sandblocks-Babylonian/SBResultsView.class.st
similarity index 98%
rename from packages/Sandblocks-Core/SBResultsView.class.st
rename to packages/Sandblocks-Babylonian/SBResultsView.class.st
index e22504cc..e3116543 100644
--- a/packages/Sandblocks-Core/SBResultsView.class.st
+++ b/packages/Sandblocks-Babylonian/SBResultsView.class.st
@@ -1,7 +1,7 @@
 Class {
 	#name : #SBResultsView,
 	#superclass : #SBExploriantsView,
-	#category : #'Sandblocks-Core'
+	#category : #'Sandblocks-Babylonian'
 }
 
 { #category : #accessing }
diff --git a/packages/Sandblocks-Core/SBVariantsView.class.st b/packages/Sandblocks-Babylonian/SBVariantsView.class.st
similarity index 94%
rename from packages/Sandblocks-Core/SBVariantsView.class.st
rename to packages/Sandblocks-Babylonian/SBVariantsView.class.st
index 402a5662..2ff68c30 100644
--- a/packages/Sandblocks-Core/SBVariantsView.class.st
+++ b/packages/Sandblocks-Babylonian/SBVariantsView.class.st
@@ -1,7 +1,7 @@
 Class {
 	#name : #SBVariantsView,
 	#superclass : #SBExploriantsView,
-	#category : #'Sandblocks-Core'
+	#category : #'Sandblocks-Babylonian'
 }
 
 { #category : #building }
diff --git a/packages/Sandblocks-Smalltalk/SBPermutation.class.st b/packages/Sandblocks-Utils/SBPermutation.class.st
similarity index 98%
rename from packages/Sandblocks-Smalltalk/SBPermutation.class.st
rename to packages/Sandblocks-Utils/SBPermutation.class.st
index e39cbb03..5b56c6c2 100644
--- a/packages/Sandblocks-Smalltalk/SBPermutation.class.st
+++ b/packages/Sandblocks-Utils/SBPermutation.class.st
@@ -8,7 +8,7 @@ Class {
 	#instVars : [
 		'referencedVariants'
 	],
-	#category : #'Sandblocks-Smalltalk'
+	#category : #'Sandblocks-Utils'
 }
 
 { #category : #utils }