Preheat the oven to 350°F (175°C) and prepare a 9x13 inch baking pan by greasing it.

In a large mixing bowl, combine the vanilla cake mix, eggs, vegetable oil, and water. Mix until well combined and smooth.

Pour the cake batter into the prepared baking pan and bake for 25-30 minutes, or until a toothpick inserted into the center comes out clean.

Allow the cake to cool completely in the pan before transferring it to a wire rack.

Once the cake has cooled, crumble it into a large bowl. Add the vanilla frosting and mix until fully combined.

Scoop out portions of the cake mixture and shape them into popsicle-like forms. Insert popsicle sticks into each cakesicle.

Place the cakesicles on a baking sheet lined with parchment paper and freeze for at least 1 hour until firm.

In a microwave-safe bowl, melt the white chocolate chips in 30-second intervals until smooth.

Dip each frozen cakesicle into the melted white chocolate, ensuring it's fully coated. Allow excess chocolate to drip off.

Immediately sprinkle the red, white, and blue sprinkles onto the wet chocolate coating before it hardens.

Melt the red and blue candy melts separately in the microwave and drizzle them over the coated cakesicles for a festive touch.

Let the cakesicles sit until the chocolate sets completely, about 30 minutes at room temperature or 10 minutes in the refrigerator.

Serve the July 4th cakesicles chilled and enjoy your festive treat!