diff --git a/example_001.py b/example_001.py
new file mode 100644
index 0000000..fd44b4e
--- /dev/null
+++ b/example_001.py
@@ -0,0 +1,10 @@
+from tkinter import Tk
+
+
+def main():
+    root = Tk()
+    root.mainloop()
+
+
+if __name__ == '__main__':
+    main()
diff --git a/example_002.py b/example_002.py
new file mode 100644
index 0000000..050330d
--- /dev/null
+++ b/example_002.py
@@ -0,0 +1,11 @@
+from tkinter import Tk
+
+
+def main():
+    root = Tk()
+    root.title('Title')
+    root.mainloop()
+
+
+if __name__ == '__main__':
+    main()
diff --git a/example_003.py b/example_003.py
new file mode 100644
index 0000000..2fb75ed
--- /dev/null
+++ b/example_003.py
@@ -0,0 +1,15 @@
+from tkinter import Tk
+
+
+def main():
+    root = Tk()
+    root.minsize(100, 50)
+    root.maxsize(200, 100)
+    root.geometry('175x175+25+25')
+    # root.attributes('-zoomed', True)  # maximze size
+    # root.attributes('-fullscreen', True)  # full screen
+    root.mainloop()
+
+
+if __name__ == '__main__':
+    main()