Rattleback – Physics in Motion A fascinating toy that demonstrates rotational physics and motion reversal. The Rattleback is a captivating physics toy that spins in one direction—but when spun the opposite way, it mysteriously rattles and reverses its spin. A favorite among science teachers, students, and curious minds of all ages. Demonstrates principles of rotational inertia and asymmetrical motion. Visually and physically engaging for hands-on learning. Made from durable plastic in assorted colors. Great for physics classrooms, science centers, and gift shops. Recommended for ages 6 and up. Made in the USA. Each sold individually and selected at random. Packaging appearance may differ as a result of manufacturing updates.

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