diff --git a/src/SqueakKara-Core/SKEnvironment.class.st b/src/SqueakKara-Core/SKEnvironment.class.st
index 98f24e0..322b19b 100644
--- a/src/SqueakKara-Core/SKEnvironment.class.st
+++ b/src/SqueakKara-Core/SKEnvironment.class.st
@@ -113,7 +113,7 @@ SKEnvironment >> initialize [
 
 {
 	#category : #initialization,
-	#'squeak_changestamp' : 'JJG 6/18/2024 18:47'
+	#'squeak_changestamp' : 'KD 6/23/2024 20:56'
 }
 SKEnvironment >> initializeWithChallenge1 [
 
@@ -123,6 +123,40 @@ SKEnvironment >> initializeWithChallenge1 [
 	self workspace: (SKWorkspace newWithKara: self kara).
 	self executer: (SKExecuter new).
 	(self executer kara) kara: self kara.
+	self executeControls: SKExecuteControls new.
+	executeControls environment: self.
+]
+
+{
+	#category : #initialization,
+	#'squeak_changestamp' : 'KD 6/23/2024 20:56'
+}
+SKEnvironment >> initializeWithChallenge2 [
+
+
+	self grid: (SKGrid newWithExtent: 9 @ 2).
+	self kara: self grid challenge2.
+	self workspace: (SKWorkspace newWithKara: self kara).
+	self executer: (SKExecuter new).
+	(self executer kara) kara: self kara.
+	self executeControls: SKExecuteControls new.
+	executeControls environment: self.
+]
+
+{
+	#category : #initialization,
+	#'squeak_changestamp' : 'KD 6/23/2024 20:57'
+}
+SKEnvironment >> initializeWithChallenge3 [
+
+
+	self grid: (SKGrid newWithExtent: 9 @ 3).
+	self kara: self grid challenge3.
+	self workspace: (SKWorkspace newWithKara: self kara).
+	self executer: (SKExecuter new).
+	(self executer kara) kara: self kara.
+	self executeControls: SKExecuteControls new.
+	executeControls environment: self.
 ]
 
 {
diff --git a/src/SqueakKara-Core/SKGrid.class.st b/src/SqueakKara-Core/SKGrid.class.st
index d38f0c4..88787f1 100644
--- a/src/SqueakKara-Core/SKGrid.class.st
+++ b/src/SqueakKara-Core/SKGrid.class.st
@@ -51,14 +51,14 @@ SKGrid >> addHorizontalLineAt: aCoordinate [
 
 {
 	#category : #texture,
-	#'squeak_changestamp' : 'JJG 6/12/2024 16:40'
+	#'squeak_changestamp' : 'KD 6/23/2024 20:58'
 }
 SKGrid >> addTexture [
 
 	1 to: self gridHeight - 1 do: [:anInteger |
-		self addVerticalLineAt: anInteger].
-	1 to: self gridWidth - 1 do: [:anInteger |
 		self addHorizontalLineAt: anInteger].
+	1 to: self gridWidth - 1 do: [:anInteger |
+		self addVerticalLineAt: anInteger].
 ]
 
 {
@@ -140,6 +140,44 @@ SKGrid >> challenge1 [
 	
 ]
 
+{
+	#category : #challenges,
+	#'squeak_changestamp' : 'KD 6/23/2024 20:58'
+}
+SKGrid >> challenge2 [
+	
+	SKTrunk newInGrid: self at: 3 @ 2.
+	SKTrunk newInGrid: self at: 5 @ 2.
+	SKTrunk newInGrid: self at: 7 @ 2.
+	
+	SKCloverleaf newInGrid: self at: 9 @ 2.
+	
+	^SKKara newInGrid: self at: 1 @ 2.
+	
+]
+
+{
+	#category : #challenges,
+	#'squeak_changestamp' : 'KD 6/23/2024 20:59'
+}
+SKGrid >> challenge3 [
+	
+	SKTrunk newInGrid: self at: 2 @ 1.
+	SKTrunk newInGrid: self at: 3 @ 1.
+	SKTrunk newInGrid: self at: 4 @ 1.
+	SKTrunk newInGrid: self at: 5 @ 1.
+	SKTrunk newInGrid: self at: 6 @ 1.
+	
+	SKTrunk newInGrid: self at: 4 @ 3.
+	SKTrunk newInGrid: self at: 5 @ 3.
+	SKTrunk newInGrid: self at: 6 @ 3.
+	SKTrunk newInGrid: self at: 7 @ 3.
+	SKTrunk newInGrid: self at: 8 @ 3.
+	SKTrunk newInGrid: self at: 9 @ 3.
+	
+	^SKKara newInGrid: self at: 1 @ 2.
+]
+
 {
 	#category : #initialization,
 	#'squeak_changestamp' : 'LK 5/24/2024 11:18'
diff --git a/src/SqueakKara-Core/SKLandingPage.class.st b/src/SqueakKara-Core/SKLandingPage.class.st
index fccd79d..cd5f06c 100644
--- a/src/SqueakKara-Core/SKLandingPage.class.st
+++ b/src/SqueakKara-Core/SKLandingPage.class.st
@@ -16,21 +16,21 @@ SKLandingPage >> actionExample1 [
 
 {
 	#category : #actions,
-	#'squeak_changestamp' : 'LK 6/21/2024 23:02'
+	#'squeak_changestamp' : 'KD 6/23/2024 20:59'
 }
 SKLandingPage >> actionExample2 [
 
-	SKEnvironment basicNew initializeWithChallenge1.
+	SKEnvironment basicNew initializeWithChallenge2.
 	self delete
 ]
 
 {
 	#category : #actions,
-	#'squeak_changestamp' : 'LK 6/21/2024 23:02'
+	#'squeak_changestamp' : 'KD 6/23/2024 20:59'
 }
 SKLandingPage >> actionExample3 [
 
-	SKEnvironment basicNew initializeWithChallenge1.
+	SKEnvironment basicNew initializeWithChallenge3.
 	self delete
 ]