Cut the watermelon using a melon baller. Alternatively, slice the melons into 1/2-inch thick slices and then use a cookie cutter to cut into rounds or squares.
Peel the oranges, bananas, and kiwis. Remove the stems from the strawberries. Slice into 1/2-inch thick slices.
Skewer your sliced fruits onto the bamboo skewers in a rainbow pattern.