diff --git a/.gitignore b/.gitignore
index a470196..4d8f375 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,4 +26,5 @@ home/user/.termux/shell
 
 home/user/.config/tmux/plugins
 home/user/.tmux/*
-!home/user/.tmux/01.sh
\ No newline at end of file
+!home/user/.tmux/01.sh
+!home/user/.tmux/10.sh
\ No newline at end of file
diff --git a/home/user/.tmux/10.sh b/home/user/.tmux/10.sh
new file mode 100755
index 0000000..9fa7c32
--- /dev/null
+++ b/home/user/.tmux/10.sh
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+set -x
+
+SESSION="sandbox${RANDOM}"
+MAINW=1
+
+WORKING_PROJECT="$(mktemp -d)"
+
+tmux new-session -s "$SESSION" -d -n "$MAINW" -c "$WORKING_PROJECT"
+tmux switch-client -t "$SESSION"
\ No newline at end of file