DoodleScience
Renewable Energy Resources: Part 1
Non-renewable resources will not last forever, so what are the next steps when it comes to energy? Luckily, renewable energy resources exist to create our electricity. The video explains how wind and water energy can be transferred to...
Crash Course Kids
Big Changes in the Big Forest
What do animals and humans have in common? We both build homes that are suitable for our means of living, of course! This is the focus of a video that compares how humans and animals change the environment around them.
PBS
Pbs Learning Media: Hoover Dam
This video segment from "Building Big" demonstrates the basic principles at work in the Hoover Dam, a concrete gravity dam that also makes use of the properties of the arch. [1:18]
PBS
Pbs Learning Media: Beavers
This video segment explores the world of the beaver, including the biology of the species and, more importantly, its ability to transform an ecosystem for its own benefit. [4:42]
PBS
Pbs Learning Media: Sharing Water Between Dams
In this video segment from WGBH, children figure out how to control the flow of water so it supplies two dams. [1:28]
PBS
Wgbh: Peep and the Big Wide World: The Way Things Move: Building Dams Pt. 2
Watch these children build two dams, and then see how they play a trick! [1:27]
Science Friday Initiative
Science Friday: Struggling to Contain a Rising Mississippi
Ira Flatow and guests discuss whether boxing in the Mississippi is a sustainable long-term solution.