Description This children's science experiment toy is suitable for young explorers. The DIY wooden periscope kit allows kids to engage in hands-on learning by building their own extendable periscope. Designed for elementary school students, it encourages creativity and scientific curiosity while providing a fun and educational experience. Features - Color: Khaki - Material: Wood - Size (M33): 18.00 x 3.70 x 3.70 cm / 7.07 x 1.45 x 1.45 in - Size (M90): 7.50 x 3.50 x 3.50 cm / 2.95 x 1.38 x 1.38 in - Interactive learning: Inspire kids' curiosity with a DIY retractable periscope, encouraging exploration and fostering a love for science and discovery - Easy to use: Specially designed for elementary students, this kit offers simple assembly steps, making it easy for children to understand and apply optical principles - Reliable materials: Made from wooden materials, this periscope is safe and durable, ensuring a healthy play experience for kids - Versatile applications: Suitable for home, school, or outdoor educational activities, this kit allows children to conduct science experiments anytime, anywhere - Family bonding: Strengthen parent-child relationships by working together on this fun project, creating cherished memories while learning and playing Package list: 2 x sets of children's science education toys