In large, microwavable bowl melt marshmallows and butter, stirring frequently.
After marshmallows are melted, and the bowl has cooled slightly, stir in chocolate chips until well blended. Then, stir in Teddy Grahams until well blended.
Spoon mixture into a 9x13 glass baking dish, lightly coated with nonstick spray. Insert Popsicle sticks and refrigerate until cool, may take a couple of hours depending on fridge temp. Once cooled, cut into squares around Popsicle sticks and enjoy!