Design & Drill SparkleWorksLight up your imagination with creative construction play! Kids can drill custom, glow in the dark designs that sparkle and "dance" to your voice or music. With Sound Activation Mode, the lights respond to music or your voice! Just insert one of the translucent, charm shaped bolts into the board, use the working, kid friendly power drill to drill it in, and watch as your colourful creation glows from the inside! Perfect for STEM learning and hours of