Effect of Coefficient of x^0 on Parabola Vertex part of Library:Interactive Lectures:Examples
This classroom activity presents College Algebra students with a ConcepTest, a Question of the Day, and a Write-pair-share activity concerning the effect of the coefficient of x^0 (i.e., the constant, c) on the vertex of a parabola where a and b are arbitrarily fixed values in f(x)=ax^2+bx+c.

Effect of Initial Value on Graph of Exponential Function (C>0) part of Library:Interactive Lectures:Examples
This classroom activity presents College Algebra students with a ConcepTest and a Question of the Day activity concerning the effect of the initial value, C, on the y-intercept and position of an exponential function where C>0 and k is an arbitrarily fixed value in f(x)=Ce^(kx).

Effect of Proportionality Constant on Exponential Graph (k < 0) part of Library:Interactive Lectures:Examples
This classroom activity presents College Algebra students with a ConcepTest and a Question of the Day activity concerning the effect of the proportionality constant, k, on the y-intercept and position of an exponential graph where k<0 and C is an arbitrarily fixed value in f(x)=Ce^(kx).

Effect of Initial Value on Graph of Exponential Function (C < 0) part of Library:Interactive Lectures:Examples
This classroom activity presents College Algebra students with a ConcepTest and a Question of the Day activity concerning the effect of the initial value, C, on the y-intercept and position of an exponential function where C<0 and k is an arbitrarily fixed value in f(x)=Ce^(kx

Effect of Coefficient of x^2 on Parabola Vertex (a < 0) part of Library:Interactive Lectures:Examples
This classroom activity presents College Algebra students with a ConcepTest, a Question of the Day, and a Write-pair-share activity concerning the effect of the coefficient of x^2 on the vertex of a parabola where a<0, b>0 and b and c are fixed values in f(x)=ax^2+bx+c.

Effect of Coefficient of x on Parabola Vertex (b>0) part of Library:Interactive Lectures:Examples
This classroom activity presents College Algebra students with a ConcepTest, a Question of the Day, and a Write-pair-share activity concerning the effect of the coefficient of x on the vertex of a parabola where a>0, b>0 and a and c are fixed values in f(x)=ax^2+bx+c.

Effect of Proportionality Constant on Exponential Graph (k>0) part of Library:Interactive Lectures:Examples
This classroom activity presents College Algebra students with a ConcepTest and a Question of the Day activity concerning the effect of the proportionality constant, k, on the y-intercept and position of an exponential graph where k>0 and C is an arbitrarily fixed value in f(x)=Ce^(kx).

Ocean Stratigraphy Challenge part of Library:Interactive Lectures:Examples
A 15-20 minute think-pair-share activity interpreting a deep-sea sediment core combining concepts from oceanography, sedimentology, and plate tectonics.

Starting Out With Earth History part of Library:Interactive Lectures:Examples
Distribute a blank geologic-history timeline to pairs or small groups of students at the start of an Earth History unit or course and ask them work together to fill it out as best they can.

Models of the Hydrogen Atom part of Library:Interactive Lectures:Examples
In this interactive lecture, models of the hydrogen atom are explored using an online Java applet. The exploration leads to qualitative and quantitative analysis of energy transitions.

Rutherford's Model of the Atom part of Library:Interactive Lectures:Examples
Students are asked think-pair-share questions to predict the interaction of alpha particles fired toward the nucleus of an atom. An online applet is used to illustrate the interaction and test students' ideas for the causes of the interaction. This activity uses a resource in the comPADRE partner collection.

Modeling emf, Potential Difference, and Internal Resistance part of Library:Interactive Lectures:Examples
Through class discussion and think-pair-share questions, this activity helps students come to understand the difference between emf and potential difference in electrical circuits. These concepts are broached within the context of internal resistance of batteries.

Will the egg break? part of Library:Interactive Lectures:Examples
This is a discrepant event that can be used to help students understand applications of the momentum-impulse theorem. Students are first asked to predict and hypothesize what will happen when an egg is thrown into ...

Learning to Think about Gravity II: Aristotle to Einstein part of Library:Interactive Lectures:Examples
The purpose of this exercise is to learn how to think about gravity, learn about scientific methodology, and transition from the Aristotelian to Newtonian to Einsteinian understanding of gravity.

Concept Questions for the Photoelectric Effect with Interactive Simulation part of Library:Interactive Lectures:Examples
These are interactive lecture-demonstration questions probe student understanding of fundamental concepts in the photoelectric effect.

Interactive Lecture Questions for Single Slit Diffraction part of Library:Interactive Lectures:Examples
This is a set of interactive lecture demonstration questions designed to probe student understanding of single-slit diffraction.

Measuring voltage and current in a DC circuit part of Library:Interactive Lectures:Examples
These exercises target student misconceptions about how to properly measure voltage and current in simple DC circuits by letting them investigate different meter arrangements without fear of damaging equipment. These activities also are designed to lead to other investigations about simple DC circuits.

Motion Concepts: Displacement, velocity, & acceleration graphs part of Library:Interactive Lectures:Examples
These concept test questions target typical student difficulties related to graphs of motion

The Transformer: Simulation Lecture Demo part of Library:Interactive Lectures:Examples
The activity presents an interactive lecture demonstration of the operation of a transformer using a simulation.

Using an Applet to Demonstrate Sampling Distributions of Regression Coefficients part of Library:Interactive Lectures:Examples
This applet simulates a linear regression plot and the corresponding intercept and slope histograms. The program allows the user to change settings such as slope, standard deviation, sample size, and more.