This tabletop probability demonstrator turns abstract probability and statistics into a clear, handson learning experience. Using strategically placed hooks and multiple obstacles, 2800 metal beads cascade and naturally form a normal distribution, making the principles behind random processes immediate and easy to observe. Key benefits Makes probability intuitive: Visualizes how random events produce predictable patterns by creating a live bell curve. Reinforces learning through doing: Students participate directly by releasing beads, collecting outcomes, and analyzing results. Saves time in lesson prep: A readytouse demonstration that quickly illustrates core statistical concepts without complex setup. Durable, repeatable performance: Thousands of bead drops reliably produce measurable distributions for classroom demonstrations and experiments. Engaging classroom tool: Dynamic movement and clear visual patterns capture attention and prompt discussion. Product features Function: Demonstrates the formation of a normal distribution as beads fall through obstacles guided by strategically placed hooks. Materials: Contains 2800 metal beads that flow smoothly through the obstacle array to produce consistent results. Performance: Multiple obstacles are arranged to encourage random scattering and aggregation into a bell curve, illustrating statistical law in real time. Size and format: Designed as a compact tabletop model suitable for demonstrations on lecture desks, lab benches, or workshop tables. Compatibility: Intended for use in classrooms, physics and statistics labs, teacher workshops, and any setting where visual demonstration of probability is helpful. How it solves teaching challenges Bridges theory and practice: Moves students from formulaic understanding to concrete observation of distribution formation. Enables immediate assessment: Instructors can run repeated trials and compare outcomes to expected distributions during a single lesson. Promotes active learning: Students can design small experiments, record results, and test hypotheses about randomness and variance. Practical use scenarios Introductory statistics lecture: Demonstrate the central limit theorem or sampling distributions by dropping beads and plotting outcomes live. Physics or probability lab: Assign students to collect trial data from multiple runs, calculate means and variances, and compare empirical results to theoretical expectations. Teacher training workshop: Use the demonstrator to show intuitive ways to explain randomness and distribution formation to diverse learner groups. Who will benefit Instructors teaching statistics, probability, or physics Laboratory coordinators and workshop leaders seeking an interactive demonstration tool Students who learn through observation and handson experimentation This probability demonstrator provides a straightforward, repeatable way to visualize normal distribution formation, making statistical concepts more tangible and easier to teach and learn.