Features: Science experiment kits can improve kids hand eye cooperation, intelligence development, hands and brain ability. DIY basic circuit electricity learning kits helps develop critical thinking skills and problem-solving abilities. Electrical circuit experiment kits not only serves as excellent educational tool but also fosters teamwork and problem solving skills. Learning more about science technology and physics experiments by our experimental learning kits. Perfect for classrooms, school programs, summer camps, libraries, birthdays, and stem-loving families, fostering teamwork and collaborative learning. Specifications: Component: Plastic Size: about 12cm/4.72'' Package Includes: 1 Set Electrical Circuit Experiment Kits note: Batteries are not included. Please allow 1-3cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.