Politics was a rough business in the 1930s. Kansas governor Alf Landon knew the stakes were high, so he traveled with this lead lectern during the 1936 presidential campaign.
Patty Panda's Perfect Patches
This video, by Betty Ward Cain, offers a story that is a phonics lesson that teaches the sound of the letter P. The story is occasionally sung. This is a cartoon slideshow with the words on the screen.
Part 1 - Books, Writing and Creativity
An Australian author explains how to encourage children to be creative and help them enjoy books and writing. He gives tips and ideas for learning activities for children. This is part 1 of 6 parts in the series. The web site is located at: www.writing-for-children.com
12.802 Wave Motion in the Ocean and the Atmosphere (MIT)
This course is an introduction to basic ideas of geophysical wave motion in rotating, stratified, and rotating-stratified fluids. Subject begins with general wave concepts of phase and group velocity. It also covers the dynamics and kinematics of gravity waves with a focus on dispersion, energy flux, initial value problems, etc.
Curious George Helps Teach about Tides
The students build a sand castle and then take a walk. When they return, the castle has been washed away by high tide. The children also discover animals under the rocks during low tide... animals that would otherwise be covered up by the water. Run time 01:30.
"Challenges in Latin America: The Importance of Increased Economic and Political Integration" (video
A talk by Ambassador Charles S. Shapiro, Senior Coordinator for the Western Hemisphere Free Trade Agreements Task Force, Bureau of Western Hemisphere Affairs. Ambassador Charles Shapiro was Principal Deputy Assistant Secretary in the Department of State's Bureau of Western Hemisphere Affairs (2005-2007) and U.S. Ambassador to Venezuela (February 2002 until A
Gravity Overview - Free Science Video by Brightstorm
All objects with mass attract and are attracted by all other objects with mass because of a force called gravity. The strength of gravity is proportional to the mass of the object. We are pulled to the Earth by it's gravitational forces but we also pull the earth towards us. Because we are much less massive than than the Earth, our gravitational pull is not strong enough to have any affect on it. Gravity pulls us towards Earth such that we accelerate at 9.8 m/s^2. &n
14.30 Introduction to Statistical Method in Economics (MIT)
This course is a self-contained introduction to statistics with economic applications. Elements of probability theory, sampling theory, statistical estimation, regression analysis, and hypothesis testing. It uses elementary econometrics and other applications of statistical tools to economic data. It also provides a solid foundation in probability and statistics for economists and other social scientists. We will emphasize topics needed in the further study of econometrics and provide basic prep
Ranking Employees: Why Comparing Workers to Their Peers Can Often Backfire
What inspires an employee to work harder? More money, more often than not. But what about being benchmarked against peers, asks Wharton management professor Iwan Barankay in a new study titled, "Rankings and Social Tournaments: Evidence from a Field Experiment." With the help of a "crowd-sourcing" website, Barankay set out to discover not only whether workers are interested in how they rank against their peers, but also what happens to their performance if they find out how they placed. His conc