Experience the captivating simplicity of Newton's Cradle from Benjamin International. This 4.5" novelty gift is more than just a fun diversion, it's a testament to the laws of physics. Witness the mesmerizing effect of every swing, making it a unique addition to your desk or a playful educational tool for kids. Whether it's for a party favor or a personal collection, this Newton's Cradle is sure to spark curiosity and conversation.