diff --git a/README.md b/README.md
index 872c9d2..c5e43a2 100644
--- a/README.md
+++ b/README.md
@@ -11,4 +11,58 @@ $ fxsdk build-fx
 $ bash clear.sh
 ```
 
-Copy `Builder.g1a` that is in `./latest-build/` to the main folder of your calculator.
\ No newline at end of file
+Copy `Builder.g1a` that is in `./latest-build/` to the main folder of your calculator.
+
+# Gameplay
+
+## When playing
+1 - Break a block.
+EXE - Add a block.
+MENU - Detailled inventory.
+8,4,5,6 - Select blocks.
+0 - Select something in the inventory.
+Right, Left - Move.
+SHIFT - Jump.
+## In the detailled inventory
+SHIFT - Select a stack.
+0 - Move the cursor.
+ALPHA - Transfer the blocks from the stack to the cursor.
+X² - Transfer a block from the stack to the cursor.
+EXE - Quit this menu.
+MENU - Go to the crafting menu.
+## In the crafting
+SHIFT - Build the selected block.
+Right, Left - Choose another block to build.
+EXE - Quit crafting.
+## Incinerator
+SHIFT - Burn an item from the selected stack.
+DEL - Burn the selected stack.
+EXE - Quit this menu.
+## Everywhere
+EXIT - Quit the game.
+
+# Missing features
+
+[] Survival.
+[] Mobs.
+[] Save.
+[] Included help.
+[] Water and lava.
+[] Leafs.
+[] Many blocks (see `./assets-fx/tiles/blocks/`).
+[] Portals ?
+[] Boss ?
+[] Multiplayer ?
+
+# Issues
+
+See tickets.
+
+# Topic
+
+https://www.planet-casio.com/Fr/forums/topic17108-last-builder-un-jeu-de-construction-comme-minecraft-et-terraria.html#188890
+
+# Testing
+
+You can get the latest build in `./latest-build/`.
+If you find an issue, please write a ticket !
\ No newline at end of file