DEMOS with POSITIVE IMPACT
NSF DUE 9952306

A project to connect Mathematics instructors with effective teaching tools.

Catalog of Classroom Demonstrations
Contributions from Mathematics Educators

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David R. Hill, Temple University
Lila F. Roberts, Georgia College and State University

Demos with Positive Impact is a featured site in 

    

                                                                        

                        

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A
Animations 
Animating Transformations

Applets
Area
        of triangles and other regions
Area between two curves 
Area Estimates
Area Simulations
Average Rates of Change

B
Bacteria Allocation 
Beer Mug
Best Fit Experimenters 

C
Calculator 
Calculus
         Area between two curves 
        Derivatives
                definition graphically
                partials
        Families of Functions and Curves
        Gallery of volume visualizations
       
Optimization with a gallery of demos
       
Related Rates with a gallery of demos
        Riemann sums
                symbolic and graphical
                area between curves
Carpenter's Method for Drawing an Ellipse
Catenary
Centroids 
Chocolate Chip Allocation
Ciphers
Circular-functions 
Conics
        eccentricity
        parabola via a motion sensor 
        gallery of conic section graphs/animations
Constructing conics
        on a white board 
Cross Sections
Cryptography
        Vigenere Cipher
Curve fitting
Curved Cube
Cycloids

D
Derivatives
        definition graphically
        partials
DERIVE
Differential equations
        Mechanical Vibrations
                via sound 
        Resonant filter
Disks
Dot Products

E
Eccentricity
Electric utility companies and catenaries
Epicycloids 
Escalator Motion 
Excel
Exponential functions graphs/animations

F
Families of Functions and Curves
        Gallery of conic sections graphs/animations
        Gallery of exponential and logarithmic graphs/animations
        Gallery of polar graphs/animations
        Gallery of polynomial and rational function graphs/animations
        Gallery of trigonometric and inverse graphs/animations
G

Gallery of conic sections graphs/animations
Gallery of exponential and logarithmic graphs/animations
Gallery of polar graphs/animations
Gallery of polynomial and rational function graphs/animations
Gallery of trigonometric and inverse graphs/animations
Gallery of volume visualizations
Geometer's Sketchpad

H
Hanging utility wires
Homogeneous Coordinates
Hypocycloids

I
Inequalities
Infinite Series
        introduction using "food"
Inflection point
Inverse trigonometric functions graphs/animations
J
Java Applets
Jig for drawing an ellipse

K

L
Leaky Faucet
Least Squares
Linear Combination 
Linear Transformations

Logarithmic functions graphs/animations

Logistic Curve 
        animation    
M
MAPLE
MATHCAD
MATHEMATICA
MATHWRIGHT

M
ATLAB
Matrices
        RGB color Linear Combination
        Reversals
Matrix Inverses 
Matrix-Vector Multiplication
Max-Min with a gallery of demos 
Mechanical Vibrations
        via sound 
Monte Carlo 
        for probability demos
        in area simulations
Motion sensor 
My Favorite Mug

N
Newsletter

O
Optimization with a gallery of demos

P
Parabola
        via a motion sensor 
Parametric equations that generate an ellipse
Partial Derivatives 
Plinko
Polar curves graphs/animations
Polynomial functions graphs/animations
Probability 
Pump Network

Q

R
Rainbows 
Rate of growth
        logistics model
Rational functions graphs/animations
Related Rates with a gallery of demos
Resonant filter
RGB color Linear Combination 
Riemann sums
        symbolic and graphical
        area between curves
Rotating (curved) Cube

S
Sail Construction
Sea worm
Secant line
Secret codes
Shells
Simulations
        for probability demos
        for area
Software
Sound 
        of mechanical vibrations
Student participation

T
Tangent line
Trammel's method for drawing an ellipse
Taylor polynomials
Triangles
   
     in sail construction
        area 
Trig functions
        generation of sine and cosine
        graphs/animations
U
utility companies and hanging wires

V
Vigenere Cipher
Visualizations
        for max-min problems
        for volumes of solids
   
      for word problems
        for families of functions and curves
Volumes of solids
        a light bulb  
        irregular shapes
            sea worm
            wine bottle
        of physical objects
        of revolution
              by cross sections              
  
             by disks
              by shells
              by washers

W
Washers
What you don't see
Wine bottle
Word Problems with a gallery of demos

X

Y

Z

Last updated 5/6/2004     DRH

Visitors since 8/29/2003