High School Biology 3D DNA project Materials: 24 gauge wire 72 styrofoam balls Tempura paint (6 colors) 3' X 3/8" wood dowel Skewer sticks Toothpicks 8" styrofoam base Paint all of the styrofoam balls. Wire the skewer sticks to the dowel. Stab base pairs onto skewers. Cut skewer sticks. Use toothpicks to connect the phosphates, carbon sugars, and base pairs. Build in a counterclockwise design. Have lots of patience. Originally tried to connect with wire....never cussed so much in my life...