diff --git a/004-literals/literals.go b/004-inline-assignment/inline-assignment.go
similarity index 64%
rename from 004-literals/literals.go
rename to 004-inline-assignment/inline-assignment.go
index 11fe224..2fa6ac1 100644
--- a/004-literals/literals.go
+++ b/004-inline-assignment/inline-assignment.go
@@ -1,14 +1,11 @@
-// ## Literals
+// ## Inline Assignment
 
 package main
 
 import "fmt"
 
 func main() {
-
     // `x := val` is shorthand for `var x type = val`.
-	x := "Hello literal"  
+	x := "Hello assignment"  
 	fmt.Println(x)
 }
-
-// todo: literal term?
diff --git a/004-inline-assignment/inline-assignment.sh b/004-inline-assignment/inline-assignment.sh
new file mode 100644
index 0000000..6d64c04
--- /dev/null
+++ b/004-inline-assignment/inline-assignment.sh
@@ -0,0 +1,2 @@
+$ go run inline-assignment.go
+Hello assignment
diff --git a/004-literals/literals.sh b/004-literals/literals.sh
deleted file mode 100644
index ef29a57..0000000
--- a/004-literals/literals.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-$ go run literal.go
-Hello literal
diff --git a/008-case/case.sh b/008-case/case.sh
deleted file mode 100644
index 9a70671..0000000
--- a/008-case/case.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-$ go run case.go 
-Write 3 as three
diff --git a/008-case/case.go b/008-switch/switch.go
similarity index 96%
rename from 008-case/case.go
rename to 008-switch/switch.go
index 3b60eb1..42c11a4 100644
--- a/008-case/case.go
+++ b/008-switch/switch.go
@@ -1,4 +1,4 @@
-// ## Case
+// ## Switch
 
 package main
 
diff --git a/008-switch/switch.sh b/008-switch/switch.sh
new file mode 100644
index 0000000..60c3fe9
--- /dev/null
+++ b/008-switch/switch.sh
@@ -0,0 +1,2 @@
+$ go run switch.go 
+Write 3 as three
diff --git a/tool/index.txt b/tool/index.txt
index 0334bf0..3d54e79 100644
--- a/tool/index.txt
+++ b/tool/index.txt
@@ -6,11 +6,11 @@
 hello-world
 values
 variables
-literals
+inline-assignment
 constants
 for
 if-else
-case
+switch
 arrays
 range
 slices