Projects from Make: Magazine TrollLight Give your Troll doll a glowing hairdo. Print this Project By Joan StanescuJoan StanescuView more articles by Joan Stanescu December 18th, 2012April 3rd, 2015 0 Take me to the StepsTrolls are cute! You can update your Troll so that it lights up with LEDs! They can then be used as nightlights, bath toys, Christmas ornaments or Halloween decor. Learn to use the new polymer material called ShapeLock! Project Steps