Portable Detachable Plastic Periscope for HandsOn Optical Learning This detachable plastic periscope combines a simple optical design with DIY assembly to create a practical teaching tool and portable experiment kit. It lets students and hobbyists explore basic principles of light, reflection, and line of sight through a buildable, reusable device. Key benefits Clear learning outcome: Demonstrates how angled mirrors redirect light to allow viewing over obstacles and around corners, making abstract optics concepts tangible. Handson assembly: Detachable components encourage active learning, fine motor practice, and problem solving as users build and adjust the periscope. Portable and lightweight: Compact plastic construction makes the periscope easy to carry between classroom, home, and field activities. Versatile teaching aid: Suitable for science lessons, STEM projects, hobby experiments, and DIY toy use. Features and attributes Material: Molded plastic body suited for repeated classroom handling and straightforward assembly. Function: Periscope and telescope style viewing that redirects line of sight using internal reflective elements, enabling observation over obstacles and from low positions. Compatibility: Works well with general science curricula, STEM kits, and handson workshop activities. Can be integrated into demonstrations on reflection, angles, and basic optics. Size and portability: Designed to be compact and lightweight for easy transport and storage. Performance: Provides a clear, direct demonstration of optical principles through physical construction and use. How it solves common teaching challenges Replaces abstract diagrams with a physical model learners can manipulate and test. Offers a reusable tool for repeated demonstrations and small group exploration. Encourages inquiry and experimentation without need for complex equipment. Practical use scenarios Classroom demo: Teacher leads a lesson on reflection and angles while students assemble the periscope and test viewing distances and angles. Afterschool STEM activity: Small groups build the periscope, record observations, and modify component alignment to study how mirror angles affect line of sight. Outdoor exploration: Use during field activities or nature walks to observe over low barriers or peek around corners as part of a practical optics experiment. What to expect in use Simple assembly steps suitable for guided classroom settings or independent hobbyists. A portable optical tool that supports repeated demonstrations and handson learning exercises. Opportunities to extend lessons into measurements, angle calculations, and comparisons with other optical devices. This detachable plastic periscope is a practical, easytouse tool for educators, students, and hobbyists seeking a handson way to explore basic optics and experiential learning.