ThreeSphere Solar and Lunar Eclipse Simulator Bring the motions of the sun, earth, and moon to life with a handson, classroomready simulator designed to demonstrate solar and lunar eclipses and the relative movements that produce them. The threesphere design provides a clear, realistic way for learners to observe alignments, shadowing, and phases while following a structured lab guide. Key benefits Makes abstract concepts tangible: Visualize how eclipses and lunar phases occur through direct manipulation of the sun, earth, and moon models. Supports curriculum and inquiry learning: A comprehensive lab guide with three activities, worksheets, and additional topics helps teachers and students move from observation to explanation and exploration. Improves comprehension and retention: Interactive, visual demonstrations help learners grasp timing, scale relationships, and orbital motion more quickly than diagrams alone. Ready for repeated use: Built for classroom and group settings where reliable, repeatable demonstrations are needed. Features and attributes Function: Simulates solar eclipses, lunar eclipses, and related orbital movements using a threesphere model representing the sun, earth, and moon. Included materials: Comprehensive lab guide with three structured activities, worksheets for student use, and diagrams and charts for further study. Design: Threesphere configuration that allows users to set up and observe alignments and shadow interactions that produce eclipses and phases. Performance: Provides realistic, observable interactions that demonstrate shadow casting, relative positions, and motionbased effects in an engaging, handson format. Compatibility: Suitable for classroom instruction, homeschool science units, afterschool clubs, and science fair demonstrations. How this product solves common teaching challenges Bridges the gap between 2D diagrams and 3D reality by offering a manipulable model that clarifies spatial relationships. Reduces setup time for demonstrations by including a readytouse guide and student worksheets. Encourages active learning and group participation, supporting differentiated instruction and inquirybased lessons. Typical use scenarios Classroom demonstration: A teacher uses the simulator during a unit on earth and space science to demonstrate how solar and lunar eclipses occur, then distributes the worksheets for smallgroup exploration. Homeschool lesson: Parents or tutors lead students through the three lab activities, using the charts and diagrams to extend learning into homework or project work. Science club or fair project: Students use the simulator to test hypotheses about eclipse frequency and viewing geometry and present their findings with the included charts and worksheets. What is included Threesphere eclipse simulator model Comprehensive lab guide with three activities Student worksheets Diagrams and charts for further exploration Who will benefit Middle and school students studying astronomy or earth science Educators looking for a practical demonstration tool for eclipses and orbital motion Homeschoolers and science clubs seeking an interactive teaching aid This simulator provides a clear, reliable way to demonstrate the science behind solar and lunar eclipses and the movements of the sun, earth, and moon while offering readytouse educational materials to support lessons and independent study.