1. Zest and juice the limes, reserving the zest and juice in a bowl.
2. Dice the mangoes into small pieces: Cut the mango in half lengthwise. With a small sharp knife cut, score the flesh both horizontally and vertically. Pushing on the skin of mango, flip it inside out and cut off the flesh. Add sugar and mangoes to the bowl with lime zest and juice. Stir to combine.
3. Place the mixture in a blender and puree until smooth.
4. Fill the popsicle molds alternating layers of the mango puree with layers of the store bought ice cream.
5. Place in freezer and wait patiently.

Makes 6 popsicles.