News Clip1:55
AFP News Agency

CLEAN: Argentina spa town, lost to a salty grave

9th - Higher Ed
CLEAN: Argentina spa town, lost to a salty grave
Instructional Video9:26
Crash Course

Fluid Flow and Equipment: Crash Course Engineering #13

9th - 12th
Bernoulli knows best (at least about fluid mechanics). The 13th installment in the Crash Course Engineering series focuses on Bernoulli's principle. Viewers learn the relationship between the speed and pressure of fluids by watching a...
Instructional Video9:10
Crash Course

Stress, Strain and Quicksand: Crash Course Engineering #12

9th - 12th
A video flows naturally into a lesson on fluid mechanics. Viewers of an engaging YouTube video learn about the interaction of forces involving fluids. The 12th installment of the Crash Course Engineering series covers stress and strain,...
Instructional Video2:39
MinuteEarth

Why Do Rivers Curve?

6th - 12th Standards
Rivers flow downhill, but why are there so many curves? The video explains how a straight river with only a tiny change begins to curve. It introduces the patterns all curving rivers follow all over the planet and other planets. 
Instructional Video
Bill Nye

Bill Nye the Science Guy: Rivers and Streams (Full Episode)

3rd - 8th
Get wet with Bill Nye, the Science Guy, as he follows the flow of rivers and streams. Bill tracks the origins of these bodies of water and explains what impact they have on humans. [23:07]
Instructional Video
PBS

Pbs Kids: Animations: How Does a Check Valve Work?

3rd - 8th
Narrated animation that visually explains how a check valve opens and closes to ensure that water flows only in one direction in a pipe. (30 secs) Uses Quicktime.
Instructional Video
PBS

Wgbh: Peep and the Big Wide World: The Way Things Move: Building Dams Pt. 2

Pre-K - 1st
Watch these children build two dams, and then see how they play a trick! [1:27]
Instructional Video
PBS

Pbs Teachers: Kayaking

3rd - 8th
Learn how water speed determines how rocks, sand and gravel are deposited along a riverbed. Watch two kids use the scientific method to find out why there are different rocks in different rapids.
Instructional Video
PBS

Pbs Teachers: Rivers of Destiny

3rd - 8th
Observe how rivers meander and how the water deposits rocks and pebbles on the inside of each curve. Watch kids use the scientific method to find out how rivers affect the earth's surface.