Free and fast shipping, Shipping time takes up to 1-7 Business Days 30 DAYS RETURN EASY PAYMENT via Credit Card, Google Pay, PayPal, PayPal Credit... Newton's Cradle Balance Steel Ball Desk Toy Gift Gravity Pendulum Teaching Suppl Specifications: Material: High-quality Steel Design and Style: Classic Newton's Cradle with Balance Steel Balls Usage and Purpose: Educational Tool, Office Decoration, Desk Toy Performance and Property: Demonstrates the Principle of Conservation of Momentum Parts and Accessories: Includes a set of 5 Balance Steel BallsSize: Compact and Portable for Desktop Placement Features: **Educational and Entertaining **This Newton's Cradle Balance Steel Ball Desk Toy is not just a charming piece of office decoration but also a powerful teaching tool. The steel balls, suspended by a delicate string, swing back and forth, demonstrating the principle of conservation of momentum. This balance steel ball pendulum is an excellent way to engage students and adults alike in the fascinating world of physics. It's a perfect addition to any classroom, office, or home setting where learning meets fun. **Aesthetic Appeal and Functionality **The Newton's Cradle's sleek design and elegant balance steel balls make it an attractive piece of decor for any desk or shelf. Its compact size ensures it doesn't take up too much space, while the steel construction guarantees durability and longevity. The pendulum's smooth motion is not only visually appealing but also provides a calming effect, making it an ideal stress-relieving desk companion. Whether it's placed on a bookshelf or a workspace, this Newton's Cradle serves as a conversation starter and a functional piece of art. **Versatile and Engaging **This Newton's Cradle is not limited to educational settings; it can also serve as a thought-provoking conversation piece in any home office. Its versatility extends to various scenarios, from aiding in teaching physics principles to simply providing a mesmerizing display of motion. The pendulum's design and the included 5 balance steel balls make it an interactive tool that can be used to explain complex scientific concepts in an accessible and engaging way. It's a gift that keeps on giving, providing endless entertainment and educational value. Note: Due to manual measurement, there may be errors in the dimensions and weight. Please understand Colors may have color differences due to factors such as light, saturation, and pixels. We apologize for any inconvenience caused. REVIEWS The product came very well packaged. I'm very happy. thank you for everything. Seller strongly recommended. This is great! I definitely recommend! Product looks amazing Delivery was fast. Excellent seller, great communication. I advise everyone to buy it!