Place fruits, Lemon Juice (1/2 tablespoon), Water (150 milliliter) and Caster Sugar (3 tablespoon) in a blender and blend until smooth.
Place Yogurt (200 gram), Lemon Juice (2 teaspoon), Water (50 milliliter) and Granulated Sugar (1 teaspoon) in a cup or bowl and whisk till sugar dissolves and combined.
Pour alternate layers of the blueberry and blueberry yogurt into popsicle moulds, allowing each layer to freeze for 30 minutes or partially frozen before adding the next layer.
Once all the layers are added, insert skewer sticks in the center. Freeze the popsicles for at least few hours or overnight before serving.