Pendulum ball - The shock ball demonstrates a pendulum and illustrates the laws of impulse and energy conservation. Material noted: ABS Newton ball. Abdominal Newton ball - Swinging balls designed to engage you during work or study. They can keep you occupied for hours; when you need a break, stir the balls to hear the clinking and relax. Newton pendulum ball - Features a unique, exclusive, contemporary design that is attractive and eye-catching as a pendulum ball. Newtown ball - Suitable as a desk and household decoration and can also be used as a birthday gift or pendulum ball. Key benefits and uses - Clear demonstration of physics concepts through hands-on interaction. - Stress relief and focus aid through gentle motion and audible clinking. - Attractive design enhances any desk or living space. - Easy to use and maintain; suitable for office, classroom, and home settings. Use scenarios - Office desk: use during breaks to refresh focus and relieve tension. - Educational setting: demonstrate pendulum motion, impulse, and energy conservation in a classroom or tutoring session. - Home or gifting: decorative piece for desks, shelves, or as a thoughtful birthday gift.