Airboats are flat-bottomed boats powered by a propeller attached to an automobile or aircraft engine. The flat bottom allows airboats to navigate easily through shallow swamps and marshes.
Running time 2:50 minutes.

Want to show your students specific real world examples of radius, area and algebra? Wind Analyst Emily Hardy does just that... in under two minutes!
Running time 1:45 minutes.

In the 1800s, New York City required that all buildings higher than 6 stories be equipped with a rooftop water tower. This was necessary to prevent the need for excessively high pressures at lower elevations, which could burst pipes.
Running time 1:55 minutes.

A mountain biker and an engineer explain why the collection and analysis of data is so critical to creating strong bicycle handlebars.
Running time 1:50 minutes.

A guitar pickup is a device that acts as a transducer (a device that receives a signal in the form of one type of energy and converts it to a signal in another form) that captures mechanical vibrations and converts them to an electrical signal.
Running time 2:13 minutes.

Indicator species are used as an early warning of pollution or degradation in an ecosystem.
Running time 1:51 minutes.

It is important to understand different units of weight and measure precisely when taking care of animals.
Running time 2:00 minutes.

It is important to measure the size of the animal and understand how each animal’s size and unique needs relate to the area or capacity of its enclosure.
Running time 1:15 minutes.

The Salt Marsh Ecosystem serve many important functions. They buffer stormy seas, slow shoreline erosion, and provide vital food and habitat for sea life, as well as offering shelter and nesting sites for several species of migratory birds.
Running time 2:30 minutes.

Space solar power expert, John Mankins, explains the equation behind the physics of wireless power transmission.
Running time 2:59 minutes.