Proof of full COVID-19 vaccination is now required for all visitors ages 12+. Plan your visit
Bicycle Wheel Gyro
Tilt a spinning bicycle wheel while you’re sitting in a swivel chair and—surprise—you’ll start spinning in circles, too. You can also witness the same phenomenon here by hanging a spinning wheel from its axle.
Where: Crossroads: Getting Started
Chaotic Pendulum
The visitor gives an initial twist to the pendulums with a protruding knob. Intuition says that the resulting motion of this system should be, if not simple, at least predictable. Intuition, however, does not work with this device since its motion is chaotic, extremely complicated and long-lived.
Where: Ray and Dagmar Dolby Atrium
Downhill Race
Believe it or not, when objects roll downhill, it’s not their weight or size that determines their speed—it’s how their weight is distributed.
