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Showing results 1 to 5 of 5
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Camera Projector
Source Institutions
In this activity (posted on March 14, 2011), learners follow the steps to construct a camera projector to explore lenses and refraction.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-952.png?itok=vpuF--fP)
Telescoping Periscope
Source Institutions
In this activity, learners explore the many uses of periscopes and how this simple device was designed and is used in many applications.
Fish Eyes: More than Meets the Eye
Source Institutions
In this data collection and analysis activity, learners evaluate fish physiology and ecology using vision research data from Dr.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-282.png?itok=ntwezJoy)
Telescopes as Time Machines
Source Institutions
This fun, nighttime hands-on astronomy activity lets learners explore how long it takes for light from different objects in the universe to reach Earth.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-118.jpg?itok=3-FkNj2C)
Stroboscope
Source Institutions
In this activity (posted on March 20, 2011), learners follow the steps to construct a stroboscope, a device that exploits the persistence of vision to make moving objects appear slow or stationary.