diff --git a/README.md b/README.md
index 78b85ac..aab5c09 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
 # Mind-Fuck
 
-jesus fuck what is this
\ No newline at end of file
+jesus fuck what is this
+
+## ???-recurse.raku
+
+How are recursive function calls impacted by dynamic variables?
diff --git a/dyn-recurse.raku b/dyn-recurse.raku
new file mode 100755
index 0000000..79eeaa3
--- /dev/null
+++ b/dyn-recurse.raku
@@ -0,0 +1,19 @@
+#!/usr/bin/env raku
+
+use v6.d;
+
+sub plus-one {
+    $*number++;
+
+    say $*number;
+
+    return if 100 < $*number;
+
+    plus-one;
+}
+
+sub MAIN {
+    my Int $*number = 42;
+
+    plus-one;
+}
diff --git a/lex-recurse.raku b/lex-recurse.raku
new file mode 100755
index 0000000..67318d5
--- /dev/null
+++ b/lex-recurse.raku
@@ -0,0 +1,19 @@
+#!/usr/bin/env raku
+
+use v6.d;
+
+sub plus-one {
+    $number++;
+
+    say $number;
+
+    return if 100 < $number;
+
+    plus-one;
+}
+
+sub MAIN {
+    my Int $number = 42;
+
+    plus-one;
+}