Measure your reaction time with just a meter stick and some help from a friend.
You can measure your reaction time with just a yardstick and some help from a friend.
Why do road bikes have thin tires, while mountain bikes have fat tires?
Like a wheel within a wheel.
Create graceful loops and spirals by drawing on a spinning dish.
Discover art and science in a myriad of spherical reflections.
This toy uses components of force to walk and to stop at just the right time!
Answers to questions you've asked.
A face seen upside down may hold some surprises.
Make a lens and a magnifying glass by filling a bowl with water.
Rotating water has a curved surface.
Go ahead - hit it hard!
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© 2014 Exploratorium
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