Introduce kids to the marvels of illumination with the Roylco Educational Light Cube. This portable, battery-operated cube illuminates from within to bring a range of sensory experiencesfrom soothing light therapy to exciting strobe, fade, and flashing effects as it cycles through 16 colors of light. Translucent items such as X-Rays can be placed atop the cube for kids to examine, or they can use the surface for counting, sorting, and building activities. The possibilities are endless! - Roylco Educational Light Cube.