With their realistic crawling motion and intricate design, these solar-powered insect models serve as excellent props for science projects or education displays. They encourage hands-on experimentation and provide a fun way to explore the mechanics of solar energy, inspiring creativity and scientific curiosity in children and teenagers. Features -Color:Black -Material:Plastic -Size:5.50X3.00X2.00cm/2.16X1.18X0.79in -Size:7.00X6.00X2.00cm/2.75X2.36X0.79in -Note: not included battery -Solar Energy source: these solar powered insect toys utilize sunlight, a sustainable alternative to traditional battery powered toys, promoting environmental awareness -Realistic insect actions: featuring realistic movements, these toys mimic the behavior of insects, encouraging children to about the natural world around them -Indoor and outdoor compatibility: for both indoor and outdoor use, these toys activate in sunlight, making them suitable for various play environments, from home gardens to schoolyards -reliable design: made from robust materials, these toys are built to withstand rough play, ensuring they remain functional and intact even after extensive use -Interactive learning: these toys provide a hands-on learning experience, helping children understand of solar energy and fostering their interest in science and technology Package list: 2 x 2 x cockroaches