Preheat the oven to 375 degrees. Spray a baking sheet with cooking spray and set aside.
In a large bowl whisk together the flour, oats, baking powder, and salt.
Add in the butter and using your fingers, combine the butter with the dry ingredients until it resembles wet sand.
Add in the milk and maple syrup and mix until a dough forms.
Place the dough on a cutting board and form into a circle that is 1 inch thick.
Use a pizza cutter or a sharp knife and cut the circle into 8 wedges.
Using a pie server or spatula, lift the scones from the cutting board and place them on the baking sheet 2 inches apart.
Bake for 20-25 minutes or until the tops are brown.
Remove from oven and cool completely on a wire rack.
To make the glaze whisk together the powdered sugar, maple syrup, and milk, Whisk until smooth.
Dip the top of the scones into the glaze and let the excess run off. Place on the wire rack so that the excess can drip off.
Allow the glaze to harden 20 minutes before servings.