diff --git a/bevy-workshop/src/SUMMARY.md b/bevy-workshop/src/SUMMARY.md
index 0dfc8e7..9fce787 100644
--- a/bevy-workshop/src/SUMMARY.md
+++ b/bevy-workshop/src/SUMMARY.md
@@ -26,10 +26,16 @@
- [Displaying the Level](./level/display.md)
- [✍️ Exercises](./level/exercises.md)
- [Next](./level/next.md)
-- [Action Zones](./actions.md)
-- [Sound effects](./sound.md)
-- [Enemies](./enemies.md)
+- [Action Zones](./actions/index.md)
+ - [Winning the Game](./actions/winning.md)
+ - [✍️ Exercises](./actions/exercises.md)
+ - [Next](./actions/next.md)
+- [Sound effects](./sound/index.md)
+ - [Jumping](./sound/jumping.md)
+ - [✍️ Exercises](./sound/exercises.md)
+ - [Next](./sound/next.md)
- [Visual Effects](./visuals.md)
+- [Enemies](./enemies.md)
- [Camera Management](./camera.md)
- [Platforms Support](./platforms.md)
- [What's Next (Game)](./next_game.md)
diff --git a/bevy-workshop/src/actions.md b/bevy-workshop/src/actions.md
deleted file mode 100644
index c206986..0000000
--- a/bevy-workshop/src/actions.md
+++ /dev/null
@@ -1,9 +0,0 @@
-# Action Zones
-
-TODO: do something with observers
-
-## Level End
-
-Yoy you won :tada
-
-## Switches
diff --git a/bevy-workshop/src/actions/exercises.md b/bevy-workshop/src/actions/exercises.md
new file mode 100644
index 0000000..2c3df76
--- /dev/null
+++ b/bevy-workshop/src/actions/exercises.md
@@ -0,0 +1,9 @@
+# Exercises
+
+## Switches
+
+Add a switch zone that enables something else in the level.
+
+## PowerUps
+
+Add an item to pick up that change how the player jumps.
diff --git a/bevy-workshop/src/actions/index.md b/bevy-workshop/src/actions/index.md
new file mode 100644
index 0000000..85113b6
--- /dev/null
+++ b/bevy-workshop/src/actions/index.md
@@ -0,0 +1 @@
+# Action Zones
diff --git a/bevy-workshop/src/actions/next.md b/bevy-workshop/src/actions/next.md
new file mode 100644
index 0000000..ac71f9a
--- /dev/null
+++ b/bevy-workshop/src/actions/next.md
@@ -0,0 +1 @@
+# Next
diff --git a/bevy-workshop/src/actions/winning.md b/bevy-workshop/src/actions/winning.md
new file mode 100644
index 0000000..1b694be
--- /dev/null
+++ b/bevy-workshop/src/actions/winning.md
@@ -0,0 +1,5 @@
+# Winning the Game
+
+## Add a Winning Zone to the level
+
+## Detect When The Player Reaches It
diff --git a/bevy-workshop/src/basics/exercises1.md b/bevy-workshop/src/basics/exercises1.md
index eef7cf2..60f5025 100644
--- a/bevy-workshop/src/basics/exercises1.md
+++ b/bevy-workshop/src/basics/exercises1.md
@@ -1,11 +1,5 @@
# Exercises
-
-
-Your turn!
-
-
-
## Displaying the Ground
File `spritesheet_ground.png` has a spritesheet for the ground.
diff --git a/bevy-workshop/src/basics/exercises2.md b/bevy-workshop/src/basics/exercises2.md
index 9c8904c..8dae735 100644
--- a/bevy-workshop/src/basics/exercises2.md
+++ b/bevy-workshop/src/basics/exercises2.md
@@ -1,11 +1,5 @@
# Exercises
-
-
-Your turn!
-
-
-
## Jumping
You can change sprite when jumping.
diff --git a/bevy-workshop/src/sound.md b/bevy-workshop/src/sound.md
deleted file mode 100644
index 2181b0d..0000000
--- a/bevy-workshop/src/sound.md
+++ /dev/null
@@ -1,9 +0,0 @@
-# Sound effects
-
-## When Jumping
-
-## Others
-
-* Falling
-* Dying
-* Game Start
diff --git a/bevy-workshop/src/sound/exercises.md b/bevy-workshop/src/sound/exercises.md
new file mode 100644
index 0000000..f22b09b
--- /dev/null
+++ b/bevy-workshop/src/sound/exercises.md
@@ -0,0 +1,9 @@
+# Exercises
+
+## Other Events
+
+Add sound for game start, winning and losing.
+
+## Background Music
+
+Add a background music
diff --git a/bevy-workshop/src/sound/index.md b/bevy-workshop/src/sound/index.md
new file mode 100644
index 0000000..c858fdd
--- /dev/null
+++ b/bevy-workshop/src/sound/index.md
@@ -0,0 +1 @@
+# Sound effects
diff --git a/bevy-workshop/src/sound/jumping.md b/bevy-workshop/src/sound/jumping.md
new file mode 100644
index 0000000..11b7ff7
--- /dev/null
+++ b/bevy-workshop/src/sound/jumping.md
@@ -0,0 +1,5 @@
+# Jumping
+
+Add a sound when jumping.
+
+Must happen only at the start of the jump.
diff --git a/bevy-workshop/src/sound/next.md b/bevy-workshop/src/sound/next.md
new file mode 100644
index 0000000..ac71f9a
--- /dev/null
+++ b/bevy-workshop/src/sound/next.md
@@ -0,0 +1 @@
+# Next