1) Cut pineapple half lengthwise. Cut the half into quarters lengthwise. Cut the quarters into 6 chunks, making 24 pieces. Trim the ends off the orange and remove the peel. Cut the orange into 6 wedges then cut wedges in half horizontally. Stack 8 pieces of pineapple, 3 pieces of orange and 2 strawberries on each skewer. Place skewered fruit on shallow dish.
2) In a sauce pot combine sugar and water and place over high heat. Add the zest to the sugar. Bring to a simmer, or until the sugar has completely dissolved.
3) Remove the citrus infused sugar from heat and pour over the skewers.
Let flavours infuse 10 to 15 minutes in the refrigerator before serving.