Features: Handmade slide projector model science kits, not a finished toy, need to be assembled. Science experiment kits can improve kids hand eye cooperation, intelligence development, hands and brain ability. Learning more about science technology and physics experiments by our experiment toy. This toy not only serves as excellent educational tool but also fosters teamwork and problem solving skills. Perfect for classrooms, after-school programs, libraries, birthdays, and stem-loving families, fostering teamwork and collaborative learning. Specifications: Component: Wood Size: about 10.5x14x5.5cm/4.13x5.51x2.17'' Package Includes: 1 Set Slide Projector Model note: 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.