Electromagnetic Induction Demonstration part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
This simple demonstration shows the interaction between electricity and magnetism. Two coils of wire are held close to each other, but not touching. One is attached to a music source, such as a small radio or iPod, and the other is attached to an external speaker. Students can hear the music through the speaker even though there is no direct connection.

What's the best payment? part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
After predicting which of two earnings streams has the highest currrent value, students use a discounted values table to compare the two earnings streams, discovering that earlier earnings has higher value and that ...

Understanding money: Where is most of my money? part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
This activity uses an Interactive Lecture Demonstration to help students understand the definition of money in a modern economy. Starting with the common misconception that money is coins and currency, the ...

Which U.S. President generated the highest budget deficits? part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
Students compare budget deficits and surpluses generated between 1969 and 2008 measured in nominal terms and then as a percentage of GDP.

Dance of the tides part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
Geoffrey Collins, Wheaton College, Norton MA Author Profile Summary empty Learning Goals Usually it's easy for students to visualize why there is a high tide on the side of the Earth facing ...

Contructing a projectile launcher and free falling target part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
This activity describes the construction and use of a pneumatic cannon and free falling target used to teach the concepts of projectile motion in introductory physics.

An electrostatics puzzler part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
An interactive lecture demonstration intended to help students use physics reasoning to predict the outcome of a puzzling electrostatics demonstration.

Shape of the demand curve part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
A classroom auction reveals reservation prices and a demand curve for an introductory economics course.

The unemployment rate for the class part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
After predicting what the unemployment rate will be for students in the class, a confidential survey modeled on the Current Population Survey questions is used to gather data about each student's employment. Students use this data to measure the class unemployment rate and then assess its accuracy.

Monopoly gas station part of Pedagogy in Action:Library:Interactive Lecture Demonstrations:Examples
Students predict then calculate and graph profit-maximizing the price for an isolated, desert monopoly gas station.