diff --git a/src/controlflow.rs b/src/concepts/controlflow.rs
similarity index 100%
rename from src/controlflow.rs
rename to src/concepts/controlflow.rs
diff --git a/src/functions.rs b/src/concepts/functions.rs
similarity index 100%
rename from src/functions.rs
rename to src/concepts/functions.rs
diff --git a/src/loop.rs b/src/concepts/loop.rs
similarity index 100%
rename from src/loop.rs
rename to src/concepts/loop.rs
diff --git a/src/variables.rs b/src/concepts/variables.rs
similarity index 100%
rename from src/variables.rs
rename to src/concepts/variables.rs